159455480

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{25391}}^1$

素因数の和:25559

約数の個数: 32

約数和(自身を含む): 361074240

約数和(自身を除く): 201618760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 25391, 50782, 101564, 126955, 203128, 253910, 507820, 1015640, 3986387, 7972774, 15945548, 19931935, 31891096, 39863870, 79727740, 159455480]

約数ペア:

[(1, 159455480), (2, 79727740), (4, 39863870), (5, 31891096), (8, 19931935), (10, 15945548), (20, 7972774), (40, 3986387), (157, 1015640), (314, 507820), (628, 253910), (785, 203128), (1256, 126955), (1570, 101564), (3140, 50782), (6280, 25391)]