68755275

素因数分解:

$3^2\times 5^2\times {\mathrm{431}}^1\times {\mathrm{709}}^1$

素因数の和:1156

約数の個数: 36

約数和(自身を含む): 123608160

約数和(自身を除く): 54852885

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 431, 709, 1293, 2127, 2155, 3545, 3879, 6381, 6465, 10635, 10775, 17725, 19395, 31905, 32325, 53175, 96975, 159525, 305579, 916737, 1527895, 2750211, 4583685, 7639475, 13751055, 22918425, 68755275]

約数ペア:

[(1, 68755275), (3, 22918425), (5, 13751055), (9, 7639475), (15, 4583685), (25, 2750211), (45, 1527895), (75, 916737), (225, 305579), (431, 159525), (709, 96975), (1293, 53175), (2127, 32325), (2155, 31905), (3545, 19395), (3879, 17725), (6381, 10775), (6465, 10635)]