157856410

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{1031}}^1$

素因数の和:1350

約数の個数: 32

約数和(自身を含む): 290231424

約数和(自身を除く): 132375014

約数列:

[1, 2, 5, 10, 61, 122, 251, 305, 502, 610, 1031, 1255, 2062, 2510, 5155, 10310, 15311, 30622, 62891, 76555, 125782, 153110, 258781, 314455, 517562, 628910, 1293905, 2587810, 15785641, 31571282, 78928205, 157856410]

約数ペア:

[(1, 157856410), (2, 78928205), (5, 31571282), (10, 15785641), (61, 2587810), (122, 1293905), (251, 628910), (305, 517562), (502, 314455), (610, 258781), (1031, 153110), (1255, 125782), (2062, 76555), (2510, 62891), (5155, 30622), (10310, 15311)]