20129384075

素因数分解:

$5^2\times {\mathrm{6043}}^1\times {\mathrm{133241}}^1$

素因数の和:139294

約数の個数: 12

約数和(自身を含む): 24964754088

約数和(自身を除く): 4835370013

約数列:

[1, 5, 25, 6043, 30215, 133241, 151075, 666205, 3331025, 805175363, 4025876815, 20129384075]

約数ペア:

[(1, 20129384075), (5, 4025876815), (25, 805175363), (6043, 3331025), (30215, 666205), (133241, 151075)]