202810100

素因数分解:

$2^2\times 5^2\times {\mathrm{2028101}}^1$

素因数の和:2028115

約数の個数: 18

約数和(自身を含む): 440098134

約数和(自身を除く): 237288034

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2028101, 4056202, 8112404, 10140505, 20281010, 40562020, 50702525, 101405050, 202810100]

約数ペア:

[(1, 202810100), (2, 101405050), (4, 50702525), (5, 40562020), (10, 20281010), (20, 10140505), (25, 8112404), (50, 4056202), (100, 2028101)]