65516140

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{23911}}^1$

素因数の和:24057

約数の個数: 24

約数和(自身を含む): 138593952

約数和(自身を除く): 73077812

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 23911, 47822, 95644, 119555, 239110, 478220, 3275807, 6551614, 13103228, 16379035, 32758070, 65516140]

約数ペア:

[(1, 65516140), (2, 32758070), (4, 16379035), (5, 13103228), (10, 6551614), (20, 3275807), (137, 478220), (274, 239110), (548, 119555), (685, 95644), (1370, 47822), (2740, 23911)]