664262495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{5527}}^1$

素因数の和:5631

約数の個数: 24

約数和(自身を含む): 879018336

約数和(自身を除く): 214755841

約数列:

[1, 5, 13, 43, 65, 215, 559, 1849, 2795, 5527, 9245, 24037, 27635, 71851, 120185, 237661, 359255, 1188305, 3089593, 10219423, 15447965, 51097115, 132852499, 664262495]

約数ペア:

[(1, 664262495), (5, 132852499), (13, 51097115), (43, 15447965), (65, 10219423), (215, 3089593), (559, 1188305), (1849, 359255), (2795, 237661), (5527, 120185), (9245, 71851), (24037, 27635)]