201355640

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{32063}}^1$

素因数の和:32231

約数の個数: 32

約数和(自身を含む): 455950080

約数和(自身を除く): 254594440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 32063, 64126, 128252, 160315, 256504, 320630, 641260, 1282520, 5033891, 10067782, 20135564, 25169455, 40271128, 50338910, 100677820, 201355640]

約数ペア:

[(1, 201355640), (2, 100677820), (4, 50338910), (5, 40271128), (8, 25169455), (10, 20135564), (20, 10067782), (40, 5033891), (157, 1282520), (314, 641260), (628, 320630), (785, 256504), (1256, 160315), (1570, 128252), (3140, 64126), (6280, 32063)]