65621725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10627}}^1$

素因数の和:10669

約数の個数: 24

約数和(自身を含む): 92251040

約数和(自身を除く): 26629315

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 6175, 10627, 53135, 138151, 201913, 265675, 690755, 1009565, 2624869, 3453775, 5047825, 13124345, 65621725]

約数ペア:

[(1, 65621725), (5, 13124345), (13, 5047825), (19, 3453775), (25, 2624869), (65, 1009565), (95, 690755), (247, 265675), (325, 201913), (475, 138151), (1235, 53135), (6175, 10627)]