1640882615

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{36107}}^1$

素因数の和:36322

約数の個数: 16

約数和(自身を含む): 2014826400

約数和(自身を除く): 373943785

約数列:

[1, 5, 61, 149, 305, 745, 9089, 36107, 45445, 180535, 2202527, 5379943, 11012635, 26899715, 328176523, 1640882615]

約数ペア:

[(1, 1640882615), (5, 328176523), (61, 26899715), (149, 11012635), (305, 5379943), (745, 2202527), (9089, 180535), (36107, 45445)]