80861864

素因数分解:

$2^3\times {\mathrm{1117}}^1\times {\mathrm{9049}}^1$

素因数の和:10172

約数の個数: 16

約数和(自身を含む): 151768500

約数和(自身を除く): 70906636

約数列:

[1, 2, 4, 8, 1117, 2234, 4468, 8936, 9049, 18098, 36196, 72392, 10107733, 20215466, 40430932, 80861864]

約数ペア:

[(1, 80861864), (2, 40430932), (4, 20215466), (8, 10107733), (1117, 72392), (2234, 36196), (4468, 18098), (8936, 9049)]