@[aptx283211](/user/1052578)
```
#include<bits/stdc++.h>
using namespace std;
long long m,n,ans;
int main(){
cin>>m>>n;
if(m==n) ans--;
n*=m;
for(long long i=1;i<=sqrt(n);i++){
if(n%i==0&&__gcd(i,n/i)==m) ans+=2;
}
cout<<ans;
return 0;
}
```
by kkksc82 @ 2023-12-02 14:01:25