200639080

素因数分解:

$2^3\times 5^1\times {\mathrm{5015977}}^1$

素因数の和:5015988

約数の個数: 16

約数和(自身を含む): 451438020

約数和(自身を除く): 250798940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5015977, 10031954, 20063908, 25079885, 40127816, 50159770, 100319540, 200639080]

約数ペア:

[(1, 200639080), (2, 100319540), (4, 50159770), (5, 40127816), (8, 25079885), (10, 20063908), (20, 10031954), (40, 5015977)]