66485480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{22769}}^1$

素因数の和:22853

約数の個数: 32

約数和(自身を含む): 151648200

約数和(自身を除く): 85162720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 22769, 45538, 91076, 113845, 182152, 227690, 455380, 910760, 1662137, 3324274, 6648548, 8310685, 13297096, 16621370, 33242740, 66485480]

約数ペア:

[(1, 66485480), (2, 33242740), (4, 16621370), (5, 13297096), (8, 8310685), (10, 6648548), (20, 3324274), (40, 1662137), (73, 910760), (146, 455380), (292, 227690), (365, 182152), (584, 113845), (730, 91076), (1460, 45538), (2920, 22769)]