65245725

素因数分解:

$3^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{709}}^1$

素因数の和:1134

約数の個数: 36

約数和(自身を含む): 117313300

約数和(自身を除く): 52067575

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 409, 709, 1227, 2045, 2127, 3545, 3681, 6135, 6381, 10225, 10635, 17725, 18405, 30675, 31905, 53175, 92025, 159525, 289981, 869943, 1449905, 2609829, 4349715, 7249525, 13049145, 21748575, 65245725]

約数ペア:

[(1, 65245725), (3, 21748575), (5, 13049145), (9, 7249525), (15, 4349715), (25, 2609829), (45, 1449905), (75, 869943), (225, 289981), (409, 159525), (709, 92025), (1227, 53175), (2045, 31905), (2127, 30675), (3545, 18405), (3681, 17725), (6135, 10635), (6381, 10225)]