Cod sursa(job #934868)

Utilizator YoChinezuWeng Mihai Alexandru YoChinezu Data 31 martie 2013 19:50:35
Problema Suma divizorilor Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.55 kb
#include <cstdio>

using namespace std;

long long a,b;

long long mod;

long long pow(long long a,long long b){
    if(b==1)    return a;
    else    if(b==0)    return 0;
    else    return a*pow(a,b-1);
}

long long Scmmdc(){
    long long S=0,c;
    c=pow(a,b)%mod;
    for(long long i=1;i<=c;i++)
        if(c%i==0)
            S=(S+i)%mod;
    return S;
}

int main(){
    freopen("sumdiv.in","r",stdin);
    freopen("sumdiv.out","w",stdout);
    mod=9901;
    scanf("%d%d",&a,&b);
    printf("%d",Scmmdc()%mod);
    return 0;
}