85518628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{4021}}^1$

素因数の和:4447

約数の個数: 24

約数和(自身を含む): 161603960

約数和(自身を除く): 76085332

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 1636, 4021, 5317, 8042, 10634, 16084, 21268, 52273, 104546, 209092, 1644589, 3289178, 6578356, 21379657, 42759314, 85518628]

約数ペア:

[(1, 85518628), (2, 42759314), (4, 21379657), (13, 6578356), (26, 3289178), (52, 1644589), (409, 209092), (818, 104546), (1636, 52273), (4021, 21268), (5317, 16084), (8042, 10634)]