201090100

素因数分解:

$2^2\times 5^2\times {\mathrm{2010901}}^1$

素因数の和:2010915

約数の個数: 18

約数和(自身を含む): 436365734

約数和(自身を除く): 235275634

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2010901, 4021802, 8043604, 10054505, 20109010, 40218020, 50272525, 100545050, 201090100]

約数ペア:

[(1, 201090100), (2, 100545050), (4, 50272525), (5, 40218020), (10, 20109010), (20, 10054505), (25, 8043604), (50, 4021802), (100, 2010901)]