Cod sursa(job #2431712)

Utilizator AndreiStrAndrei Stroici AndreiStr Data 20 iunie 2019 17:34:35
Problema Suma si numarul divizorilor Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.09 kb
#include<bits/stdc++.h>
using namespace std;
ifstream f("ssnd.in");
ofstream g("ssnd.out");
const int64_t MOD = 9973;
int64_t n,pr[90000],p,q,sd;
int t,k,e,nd;
bitset<1000010> used;
void ciur()
{
    pr[++k]=2;
    int i;

    for(i=3; i<=1000; i+=2)
        if(!used[i])
        {
            pr[++k]=i;
            for(int j=i*i;j<=1000000;j+=2*i)
                used[j]=1;
        }
    for(; i<=1000000; i+=2)
        if(!used[i])
            pr[++k]=i;
}
int main()
{
    ciur();
    f>>t;
    for(;t;t--)
    {
        f>>n;
        nd=1;sd=1;
        for(int i=1;i<=k;i++)
        {
            if(pr[i]*pr[i]>n)
                break;
            if(n%pr[i])continue;
            e=1;p=1;q=1;
            while(n%pr[i]==0)
            {
                e++;
                p*=pr[i];
                q=(q+p)%MOD;
                n/=pr[i];
            }
            nd*=e;
            sd=(sd*q)%MOD;
        }
        if(n>1)
        {
            nd*=2;
            sd=sd*(n+1)%MOD;
        }
        g<<nd<<' '<<sd<<'\n';

    }

    return 0;
}