40980215

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:1042

約数の個数: 16

約数和(自身を含む): 50306400

約数和(自身を除く): 9326185

約数列:

[1, 5, 67, 149, 335, 745, 821, 4105, 9983, 49915, 55007, 122329, 275035, 611645, 8196043, 40980215]

約数ペア:

[(1, 40980215), (5, 8196043), (67, 611645), (149, 275035), (335, 122329), (745, 55007), (821, 49915), (4105, 9983)]