90642670

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{55609}}^1$

素因数の和:55779

約数の個数: 16

約数和(自身を含む): 164160720

約数和(自身を除く): 73518050

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 55609, 111218, 278045, 556090, 9064267, 18128534, 45321335, 90642670]

約数ペア:

[(1, 90642670), (2, 45321335), (5, 18128534), (10, 9064267), (163, 556090), (326, 278045), (815, 111218), (1630, 55609)]