86290370

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1997}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 161838000

約数和(自身を除く): 75547630

約数列:

[1, 2, 5, 10, 29, 58, 145, 149, 290, 298, 745, 1490, 1997, 3994, 4321, 8642, 9985, 19970, 21605, 43210, 57913, 115826, 289565, 297553, 579130, 595106, 1487765, 2975530, 8629037, 17258074, 43145185, 86290370]

約数ペア:

[(1, 86290370), (2, 43145185), (5, 17258074), (10, 8629037), (29, 2975530), (58, 1487765), (145, 595106), (149, 579130), (290, 297553), (298, 289565), (745, 115826), (1490, 57913), (1997, 43210), (3994, 21605), (4321, 19970), (8642, 9985)]