77707820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{133979}}^1$

素因数の和:134017

約数の個数: 24

約数和(自身を含む): 168814800

約数和(自身を除く): 91106980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 133979, 267958, 535916, 669895, 1339790, 2679580, 3885391, 7770782, 15541564, 19426955, 38853910, 77707820]

約数ペア:

[(1, 77707820), (2, 38853910), (4, 19426955), (5, 15541564), (10, 7770782), (20, 3885391), (29, 2679580), (58, 1339790), (116, 669895), (145, 535916), (290, 267958), (580, 133979)]