81936848

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3061}}^1$

素因数の和:3315

約数の個数: 40

約数和(自身を含む): 182250240

約数和(自身を除く): 100313392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1673, 1912, 3061, 3346, 3824, 6122, 6692, 12244, 13384, 21427, 24488, 26768, 42854, 48976, 85708, 171416, 342832, 731579, 1463158, 2926316, 5121053, 5852632, 10242106, 11705264, 20484212, 40968424, 81936848]

約数ペア:

[(1, 81936848), (2, 40968424), (4, 20484212), (7, 11705264), (8, 10242106), (14, 5852632), (16, 5121053), (28, 2926316), (56, 1463158), (112, 731579), (239, 342832), (478, 171416), (956, 85708), (1673, 48976), (1912, 42854), (3061, 26768), (3346, 24488), (3824, 21427), (6122, 13384), (6692, 12244)]