72394880

素因数分解:

$2^7\times 5^1\times {\mathrm{113117}}^1$

素因数の和:113136

約数の個数: 32

約数和(自身を含む): 173070540

約数和(自身を除く): 100675660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 113117, 226234, 452468, 565585, 904936, 1131170, 1809872, 2262340, 3619744, 4524680, 7239488, 9049360, 14478976, 18098720, 36197440, 72394880]

約数ペア:

[(1, 72394880), (2, 36197440), (4, 18098720), (5, 14478976), (8, 9049360), (10, 7239488), (16, 4524680), (20, 3619744), (32, 2262340), (40, 1809872), (64, 1131170), (80, 904936), (128, 565585), (160, 452468), (320, 226234), (640, 113117)]