Q: What is the sum of all factors of the number 255,500,145 excluding 255,500,145?

A: 199,837,647

Why is 199,837,647 the sum of all factors of 255,500,145, excluding 255,500,145?

The factors of the number 255,500,145 are: 1, 3, 5, 9, 15, 45, 67, 83, 201, 249, 335, 415, 603, 747, 1005, 1021, 1245, 3015, 3063, 3735, 5105, 5561, 9189, 15315, 16683, 27805, 45945, 50049, 68407, 83415, 84743, 205221, 250245, 254229, 342035, 423715, 615663, 762687, 1026105, 1271145, 3078315, 3813435, 5677781, 17033343, 28388905, 51100029, 85166715, 255500145.

If you add them up, you will get the total of 255,500,344. Now subtract 255,500,145 to get 199,837,647