200868025

素因数分解:

$5^2\times {\mathrm{103}}^1\times {\mathrm{78007}}^1$

素因数の和:78120

約数の個数: 12

約数和(自身を含む): 251497792

約数和(自身を除く): 50629767

約数列:

[1, 5, 25, 103, 515, 2575, 78007, 390035, 1950175, 8034721, 40173605, 200868025]

約数ペア:

[(1, 200868025), (5, 40173605), (25, 8034721), (103, 1950175), (515, 390035), (2575, 78007)]