65273290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{881}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 121927680

約数和(自身を除く): 56654390

約数列:

[1, 2, 5, 10, 31, 62, 155, 239, 310, 478, 881, 1195, 1762, 2390, 4405, 7409, 8810, 14818, 27311, 37045, 54622, 74090, 136555, 210559, 273110, 421118, 1052795, 2105590, 6527329, 13054658, 32636645, 65273290]

約数ペア:

[(1, 65273290), (2, 32636645), (5, 13054658), (10, 6527329), (31, 2105590), (62, 1052795), (155, 421118), (239, 273110), (310, 210559), (478, 136555), (881, 74090), (1195, 54622), (1762, 37045), (2390, 27311), (4405, 14818), (7409, 8810)]