86747830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{977}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 168575904

約数和(自身を除く): 81828074

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 683, 977, 1366, 1954, 3415, 4885, 6830, 8879, 9770, 12701, 17758, 25402, 44395, 63505, 88790, 127010, 667291, 1334582, 3336455, 6672910, 8674783, 17349566, 43373915, 86747830]

約数ペア:

[(1, 86747830), (2, 43373915), (5, 17349566), (10, 8674783), (13, 6672910), (26, 3336455), (65, 1334582), (130, 667291), (683, 127010), (977, 88790), (1366, 63505), (1954, 44395), (3415, 25402), (4885, 17758), (6830, 12701), (8879, 9770)]