Q: What is the sum of all factors of the number 81,200 including 81,200?

A: 230,640

Why is 230,640 the sum of all factors of 81,200, including 81,200?

The factors of the number 81,200 are: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 175, 200, 203, 232, 280, 290, 350, 400, 406, 464, 560, 580, 700, 725, 812, 1015, 1160, 1400, 1450, 1624, 2030, 2320, 2800, 2900, 3248, 4060, 5075, 5800, 8120, 10150, 11600, 16240, 20300, 40600, 81200.

If you add them up, you will get the total of 230,640.