39791225

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{4409}}^1$

素因数の和:4457

約数の個数: 18

約数和(自身を含む): 52086510

約数和(自身を除く): 12295285

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 4409, 9025, 22045, 83771, 110225, 418855, 1591649, 2094275, 7958245, 39791225]

約数ペア:

[(1, 39791225), (5, 7958245), (19, 2094275), (25, 1591649), (95, 418855), (361, 110225), (475, 83771), (1805, 22045), (4409, 9025)]