208156735

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{5189}}^1$

素因数の和:5378

約数の個数: 16

約数和(自身を含む): 255597120

約数和(自身を除く): 47440385

約数列:

[1, 5, 71, 113, 355, 565, 5189, 8023, 25945, 40115, 368419, 586357, 1842095, 2931785, 41631347, 208156735]

約数ペア:

[(1, 208156735), (5, 41631347), (71, 2931785), (113, 1842095), (355, 586357), (565, 368419), (5189, 40115), (8023, 25945)]