30825160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24859}}^1$

素因数の和:24901

約数の個数: 32

約数和(自身を含む): 71596800

約数和(自身を除く): 40771640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 24859, 49718, 99436, 124295, 198872, 248590, 497180, 770629, 994360, 1541258, 3082516, 3853145, 6165032, 7706290, 15412580, 30825160]

約数ペア:

[(1, 30825160), (2, 15412580), (4, 7706290), (5, 6165032), (8, 3853145), (10, 3082516), (20, 1541258), (31, 994360), (40, 770629), (62, 497180), (124, 248590), (155, 198872), (248, 124295), (310, 99436), (620, 49718), (1240, 24859)]