85415570

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 156239280

約数和(自身を除く): 70823710

約数列:

[1, 2, 5, 10, 113, 226, 269, 281, 538, 562, 565, 1130, 1345, 1405, 2690, 2810, 30397, 31753, 60794, 63506, 75589, 151178, 151985, 158765, 303970, 317530, 377945, 755890, 8541557, 17083114, 42707785, 85415570]

約数ペア:

[(1, 85415570), (2, 42707785), (5, 17083114), (10, 8541557), (113, 755890), (226, 377945), (269, 317530), (281, 303970), (538, 158765), (562, 151985), (565, 151178), (1130, 75589), (1345, 63506), (1405, 60794), (2690, 31753), (2810, 30397)]