42878270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 80269056

約数和(自身を除く): 37390786

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 785, 881, 1570, 1762, 4405, 4867, 8810, 9734, 24335, 27311, 48670, 54622, 136555, 138317, 273110, 276634, 691585, 1383170, 4287827, 8575654, 21439135, 42878270]

約数ペア:

[(1, 42878270), (2, 21439135), (5, 8575654), (10, 4287827), (31, 1383170), (62, 691585), (155, 276634), (157, 273110), (310, 138317), (314, 136555), (785, 54622), (881, 48670), (1570, 27311), (1762, 24335), (4405, 9734), (4867, 8810)]