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Cod sursa(job #204311)
#include<stdio.h>
#include<math.h>
#define N 100007
void ciur(int v[N],int x){
int i,j;
for(i=2;i<=x;++i){
if(x%i==0)
for(j=i;j<2*x;j+=i)
++v[j];
}
}
int main(){
int n,x,i,j,z;
freopen("sum.in","r",stdin);
freopen("sum.out","w",stdout);
scanf("%d",&n);
for(i=0;i<n;++i){
scanf("%d",&x);
int v[N]={0},s=0;
ciur(v,x);
z=2*x;
for(j=1;j<z;++j)
if(!v[j])
s+=j;
printf("%d\n",s);
}
fclose(stdin);
fclose(stdout);
return 0;
}