81887848

素因数分解:

$2^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{5279}}^1$

素因数の和:5569

約数の個数: 32

約数和(自身を含む): 176140800

約数和(自身を除く): 94252952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 277, 554, 1108, 1939, 2216, 3878, 5279, 7756, 10558, 15512, 21116, 36953, 42232, 73906, 147812, 295624, 1462283, 2924566, 5849132, 10235981, 11698264, 20471962, 40943924, 81887848]

約数ペア:

[(1, 81887848), (2, 40943924), (4, 20471962), (7, 11698264), (8, 10235981), (14, 5849132), (28, 2924566), (56, 1462283), (277, 295624), (554, 147812), (1108, 73906), (1939, 42232), (2216, 36953), (3878, 21116), (5279, 15512), (7756, 10558)]