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  1. #include <bits/stdc++.h>
  2. #define FNAME "CANDY"
  3. using namespace std;
  4. const int MAXN = 1e6 + 1;
  5. typedef long long ll;
  6. const long long MOD = 1e9 + 7;
  7.  
  8. void fastip() {
  9.     ios_base::sync_with_stdio(0);
  10.     cin.tie(0); cout.tie(0);
  11.     if (fopen(FNAME".inp", "r")) {
  12.         freopen(FNAME".inp", "r", stdin);
  13.         freopen(FNAME".out", "w", stdout);
  14.     }
  15. }
  16.  
  17. int n, q;
  18.  
  19. vector<int> Sieve(MAXN);
  20.  
  21. void Sieve_build(){
  22.     for(int i = 2; i <= MAXN ; i++){
  23.         Sieve[i] = i;
  24.     }
  25.     for(int i = 2; i <= MAXN ; i++){
  26.         if(Sieve[i] == i){
  27.             for(int j = 2 * i; j <= MAXN ; j += i){
  28.                 Sieve[j] = i;
  29.             }
  30.         }
  31.     }
  32. }
  33.  
  34. int main(){
  35.     fastip();
  36.     Sieve_build();
  37.  
  38.     cin >> q;
  39.  
  40.     while(q--){
  41.         cin >> n;
  42.         unordered_map<int,int> mp;
  43.         while(n > 1){
  44.             int p = Sieve[n];
  45.             mp[p]++;
  46.             n /= p;
  47.         }
  48.         int res = 1;
  49.         for(pair<int,int> x : mp){
  50.             res *= (x.second + 1);
  51.         }
  52.         cout << res << endl;
  53.     }
  54.  
  55.     return 0;
  56. }
Success #stdin #stdout 0.01s 6976KB
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stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/EiPFfj
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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