61365620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{38839}}^1$

素因数の和:38927

約数の個数: 24

約数和(自身を含む): 130502400

約数和(自身を除く): 69136780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 38839, 77678, 155356, 194195, 388390, 776780, 3068281, 6136562, 12273124, 15341405, 30682810, 61365620]

約数ペア:

[(1, 61365620), (2, 30682810), (4, 15341405), (5, 12273124), (10, 6136562), (20, 3068281), (79, 776780), (158, 388390), (316, 194195), (395, 155356), (790, 77678), (1580, 38839)]