Cod sursa(job #700740)

Utilizator netedu_andreiFII Andrei Netedu netedu_andrei Data 1 martie 2012 11:46:57
Problema Suma si numarul divizorilor Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.79 kb
#include<stdio.h>
#include <math.h>

long nr,i,t,suma,nrdiv,a[100001],b[100001];
void ciur(long x)
{
	long nr=2,nrp,pr=0;
	while(nr<=x)
	{
		if(a[nr]==0)
		{
			nrp=nr+nr;
			while (nrp<x)
			{
				a[nrp]=1;
				nrp+=nr;
			}
			pr++;
			b[pr]=nr;
		}
		nr++;
	}
}
	
void prob(long nr)
{
	nrdiv=1,suma=1;
	long max=int(sqrt(nr)),i;
	for(i=1;i<=max;i++)
	{
		long p=0;
		while (nr%b[i]==0)
		{
			p++;
			nr/=b[i];
		}
		nrdiv*=(p+1);
		suma*=(int(pow(b[i],p+1)-1))/(b[i]-1)%9973;
	}
}
int main()
{
	freopen("ssnd.in","r",stdin);
	freopen("ssnd.out","w",stdout);
	scanf("%ld",&t);
	ciur(100000);
	for(i=1;i<=t;i++)
	{
		scanf("%ld",&nr);
		prob(nr);
		if(nrdiv==1) 
		{
			suma=nr+1;
			nrdiv=2;
		}
		printf("%ld %ld\n",nrdiv,suma);
	}
	return 0;
}