156795640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{105943}}^1$

素因数の和:105991

約数の個数: 32

約数和(自身を含む): 362328480

約数和(自身を除く): 205532840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 105943, 211886, 423772, 529715, 847544, 1059430, 2118860, 3919891, 4237720, 7839782, 15679564, 19599455, 31359128, 39198910, 78397820, 156795640]

約数ペア:

[(1, 156795640), (2, 78397820), (4, 39198910), (5, 31359128), (8, 19599455), (10, 15679564), (20, 7839782), (37, 4237720), (40, 3919891), (74, 2118860), (148, 1059430), (185, 847544), (296, 529715), (370, 423772), (740, 211886), (1480, 105943)]