#include <stdio.h>

int main()
{
    unsigned r0 = 0;
    unsigned r1 = 10551300;
    for (unsigned r5 = 1; r5 <= r1; r5++) {
        if (r1 % r5 == 0) {
            r0 = r0 + r5;
        }
    }
    printf("%d\n", r0);
}