91422580

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{51361}}^1$

素因数の和:51459

約数の個数: 24

約数和(自身を含む): 194148360

約数和(自身を除く): 102725780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 51361, 102722, 205444, 256805, 513610, 1027220, 4571129, 9142258, 18284516, 22855645, 45711290, 91422580]

約数ペア:

[(1, 91422580), (2, 45711290), (4, 22855645), (5, 18284516), (10, 9142258), (20, 4571129), (89, 1027220), (178, 513610), (356, 256805), (445, 205444), (890, 102722), (1780, 51361)]