Q: What is the sum of all factors of the number 261,333,430 excluding 261,333,430?

A: 217,632,458

Why is 217,632,458 the sum of all factors of 261,333,430, excluding 261,333,430?

The factors of the number 261,333,430 are: 1, 2, 5, 10, 73, 146, 271, 365, 542, 730, 1321, 1355, 2642, 2710, 6605, 13210, 19783, 39566, 96433, 98915, 192866, 197830, 357991, 482165, 715982, 964330, 1789955, 3579910, 26133343, 52266686, 130666715, 261333430.

If you add them up, you will get the total of 261,333,647. Now subtract 261,333,430 to get 217,632,458