260423425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{1933}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 343176696

約数和(自身を除く): 82753271

約数列:

[1, 5, 17, 25, 85, 317, 425, 1585, 1933, 5389, 7925, 9665, 26945, 32861, 48325, 134725, 164305, 612761, 821525, 3063805, 10416937, 15319025, 52084685, 260423425]

約数ペア:

[(1, 260423425), (5, 52084685), (17, 15319025), (25, 10416937), (85, 3063805), (317, 821525), (425, 612761), (1585, 164305), (1933, 134725), (5389, 48325), (7925, 32861), (9665, 26945)]