85543240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{24029}}^1$

素因数の和:24129

約数の個数: 32

約数和(自身を含む): 194643000

約数和(自身を除く): 109099760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 24029, 48058, 96116, 120145, 192232, 240290, 480580, 961160, 2138581, 4277162, 8554324, 10692905, 17108648, 21385810, 42771620, 85543240]

約数ペア:

[(1, 85543240), (2, 42771620), (4, 21385810), (5, 17108648), (8, 10692905), (10, 8554324), (20, 4277162), (40, 2138581), (89, 961160), (178, 480580), (356, 240290), (445, 192232), (712, 120145), (890, 96116), (1780, 48058), (3560, 24029)]