87172064

素因数分解:

$2^5\times 7^1\times {\mathrm{389161}}^1$

素因数の和:389178

約数の個数: 24

約数和(自身を含む): 196137648

約数和(自身を除く): 108965584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 389161, 778322, 1556644, 2724127, 3113288, 5448254, 6226576, 10896508, 12453152, 21793016, 43586032, 87172064]

約数ペア:

[(1, 87172064), (2, 43586032), (4, 21793016), (7, 12453152), (8, 10896508), (14, 6226576), (16, 5448254), (28, 3113288), (32, 2724127), (56, 1556644), (112, 778322), (224, 389161)]