25657360

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2341}}^1$

素因数の和:2491

約数の個数: 40

約数和(自身を含む): 60114456

約数和(自身を除く): 34457096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2341, 2740, 4682, 5480, 9364, 10960, 11705, 18728, 23410, 37456, 46820, 93640, 187280, 320717, 641434, 1282868, 1603585, 2565736, 3207170, 5131472, 6414340, 12828680, 25657360]

約数ペア:

[(1, 25657360), (2, 12828680), (4, 6414340), (5, 5131472), (8, 3207170), (10, 2565736), (16, 1603585), (20, 1282868), (40, 641434), (80, 320717), (137, 187280), (274, 93640), (548, 46820), (685, 37456), (1096, 23410), (1370, 18728), (2192, 11705), (2341, 10960), (2740, 9364), (4682, 5480)]