85870030

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 157046400

約数和(自身を除く): 71176370

約数列:

[1, 2, 5, 10, 139, 163, 278, 326, 379, 695, 758, 815, 1390, 1630, 1895, 3790, 22657, 45314, 52681, 61777, 105362, 113285, 123554, 226570, 263405, 308885, 526810, 617770, 8587003, 17174006, 42935015, 85870030]

約数ペア:

[(1, 85870030), (2, 42935015), (5, 17174006), (10, 8587003), (139, 617770), (163, 526810), (278, 308885), (326, 263405), (379, 226570), (695, 123554), (758, 113285), (815, 105362), (1390, 61777), (1630, 52681), (1895, 45314), (3790, 22657)]