660432875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{571}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 870904320

約数和(自身を除く): 210471445

約数列:

[1, 5, 19, 25, 95, 125, 475, 487, 571, 2375, 2435, 2855, 9253, 10849, 12175, 14275, 46265, 54245, 60875, 71375, 231325, 271225, 278077, 1156625, 1356125, 1390385, 5283463, 6951925, 26417315, 34759625, 132086575, 660432875]

約数ペア:

[(1, 660432875), (5, 132086575), (19, 34759625), (25, 26417315), (95, 6951925), (125, 5283463), (475, 1390385), (487, 1356125), (571, 1156625), (2375, 278077), (2435, 271225), (2855, 231325), (9253, 71375), (10849, 60875), (12175, 54245), (14275, 46265)]