256622015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{136139}}^1$

素因数の和:136186

約数の個数: 16

約数和(自身を含む): 343072800

約数和(自身を除く): 86450785

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 136139, 680695, 1769807, 3948031, 8849035, 19740155, 51324403, 256622015]

約数ペア:

[(1, 256622015), (5, 51324403), (13, 19740155), (29, 8849035), (65, 3948031), (145, 1769807), (377, 680695), (1885, 136139)]