25759240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49537}}^1$

素因数の和:49561

約数の個数: 32

約数和(自身を含む): 62417880

約数和(自身を除く): 36658640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49537, 99074, 198148, 247685, 396296, 495370, 643981, 990740, 1287962, 1981480, 2575924, 3219905, 5151848, 6439810, 12879620, 25759240]

約数ペア:

[(1, 25759240), (2, 12879620), (4, 6439810), (5, 5151848), (8, 3219905), (10, 2575924), (13, 1981480), (20, 1287962), (26, 990740), (40, 643981), (52, 495370), (65, 396296), (104, 247685), (130, 198148), (260, 99074), (520, 49537)]