Q: What is the sum of all factors of the number 255,887,710 including 255,887,710?

A: 505,401,120

Why is 505,401,120 the sum of all factors of 255,887,710, including 255,887,710?

The factors of the number 255,887,710 are: 1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 37139, 74278, 185695, 371390, 482807, 965614, 1968367, 2414035, 3936734, 4828070, 9841835, 19683670, 25588771, 51177542, 127943855, 255887710.

If you add them up, you will get the total of 505,401,120.