Cod sursa(job #650662)

Utilizator FIIDutcaDutca Bogdan Andrei FIIDutca Data 18 decembrie 2011 17:19:52
Problema Suma si numarul divizorilor Scor 10
Compilator c Status done
Runda Arhiva educationala Marime 0.46 kb
#include<stdio.h>
#include<math.h>
int main()
{
	int n,j,i,a,s,nr;
	FILE *f, *g;
	f=fopen ("ssnd.in","r");
	g=fopen ("ssnd.out","w");
	fscanf(f,"%d",&n);
	for(j=1;j<=n;j++)
	{
		fscanf(f,"%d",&a);
		double radical=sqrt(a);
		s=1+a;nr=2;
		for(i=2;i<=radical;i++)
			if(a%i==0)
			{
				s=s+i+a/i;
				nr=nr+2;
			}
		if(radical==(int)radical)
		{
			s=s-radical;
			nr--;
		}
		fprintf(g,"%d %d\n",nr,s);
	}
	fclose(f);
	fclose(g);
	return 0;
}