25523720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8741}}^1$

素因数の和:8825

約数の個数: 32

約数和(自身を含む): 58221720

約数和(自身を除く): 32698000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 8741, 17482, 34964, 43705, 69928, 87410, 174820, 349640, 638093, 1276186, 2552372, 3190465, 5104744, 6380930, 12761860, 25523720]

約数ペア:

[(1, 25523720), (2, 12761860), (4, 6380930), (5, 5104744), (8, 3190465), (10, 2552372), (20, 1276186), (40, 638093), (73, 349640), (146, 174820), (292, 87410), (365, 69928), (584, 43705), (730, 34964), (1460, 17482), (2920, 8741)]