156943450145

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1\times {\mathrm{420743}}^1$

素因数の和:422032

約数の個数: 16

約数和(自身を含む): 191576524032

約数和(自身を除く): 34633073887

約数列:

[1, 5, 61, 305, 1223, 6115, 74603, 373015, 420743, 2103715, 25665323, 128326615, 514568689, 2572843445, 31388690029, 156943450145]

約数ペア:

[(1, 156943450145), (5, 31388690029), (61, 2572843445), (305, 514568689), (1223, 128326615), (6115, 25665323), (74603, 2103715), (373015, 420743)]