80705404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{1811}}^1$

素因数の和:2685

約数の個数: 24

約数和(自身を含む): 152360208

約数和(自身を除く): 71654804

約数列:

[1, 2, 4, 13, 26, 52, 857, 1714, 1811, 3428, 3622, 7244, 11141, 22282, 23543, 44564, 47086, 94172, 1552027, 3104054, 6208108, 20176351, 40352702, 80705404]

約数ペア:

[(1, 80705404), (2, 40352702), (4, 20176351), (13, 6208108), (26, 3104054), (52, 1552027), (857, 94172), (1714, 47086), (1811, 44564), (3428, 23543), (3622, 22282), (7244, 11141)]