81577288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{46141}}^1$

素因数の和:46177

約数の個数: 32

約数和(自身を含む): 174416760

約数和(自身を除く): 92839472

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 46141, 92282, 184564, 369128, 599833, 784397, 1199666, 1568794, 2399332, 3137588, 4798664, 6275176, 10197161, 20394322, 40788644, 81577288]

約数ペア:

[(1, 81577288), (2, 40788644), (4, 20394322), (8, 10197161), (13, 6275176), (17, 4798664), (26, 3137588), (34, 2399332), (52, 1568794), (68, 1199666), (104, 784397), (136, 599833), (221, 369128), (442, 184564), (884, 92282), (1768, 46141)]