Q: What is the sum of all factors of the number 553,505,425 excluding 553,505,425?

A: 212,449,023

Why is 212,449,023 the sum of all factors of 553,505,425, excluding 553,505,425?

The factors of the number 553,505,425 are: 1, 5, 11, 25, 55, 67, 121, 275, 335, 605, 737, 1675, 2731, 3025, 3685, 8107, 13655, 18425, 30041, 40535, 68275, 150205, 182977, 202675, 330451, 751025, 914885, 1652255, 2012747, 4574425, 8261275, 10063735, 22140217, 50318675, 110701085, 553505425.

If you add them up, you will get the total of 553,505,637. Now subtract 553,505,425 to get 212,449,023