Q: What is the sum of all factors of the number 129,920 including 129,920?
A: 367,200
The factors of the number 129,920 are: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 640, 812, 896, 928, 1015, 1120, 1160, 1624, 1856, 2030, 2240, 2320, 3248, 3712, 4060, 4480, 4640, 6496, 8120, 9280, 12992, 16240, 18560, 25984, 32480, 64960, 129920.
If you add them up, you will get the total of 367,200.