Q: What is the sum of all factors of the number 223,122,100 excluding 223,122,100?

A: 261,860,748

Why is 261,860,748 the sum of all factors of 223,122,100, excluding 223,122,100?

The factors of the number 223,122,100 are: 1, 2, 4, 5, 10, 20, 25, 50, 100, 751, 1502, 2971, 3004, 3755, 5942, 7510, 11884, 14855, 15020, 18775, 29710, 37550, 59420, 74275, 75100, 148550, 297100, 2231221, 4462442, 8924884, 11156105, 22312210, 44624420, 55780525, 111561050, 223122100.

If you add them up, you will get the total of 223,122,361. Now subtract 223,122,100 to get 261,860,748