66057560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 155675520

約数和(自身を除く): 89617960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 820, 857, 940, 1640, 1714, 1880, 1927, 3428, 3854, 4285, 6856, 7708, 8570, 9635, 15416, 17140, 19270, 34280, 35137, 38540, 40279, 70274, 77080, 80558, 140548, 161116, 175685, 201395, 281096, 322232, 351370, 402790, 702740, 805580, 1405480, 1611160, 1651439, 3302878, 6605756, 8257195, 13211512, 16514390, 33028780, 66057560]

約数ペア:

[(1, 66057560), (2, 33028780), (4, 16514390), (5, 13211512), (8, 8257195), (10, 6605756), (20, 3302878), (40, 1651439), (41, 1611160), (47, 1405480), (82, 805580), (94, 702740), (164, 402790), (188, 351370), (205, 322232), (235, 281096), (328, 201395), (376, 175685), (410, 161116), (470, 140548), (820, 80558), (857, 77080), (940, 70274), (1640, 40279), (1714, 38540), (1880, 35137), (1927, 34280), (3428, 19270), (3854, 17140), (4285, 15416), (6856, 9635), (7708, 8570)]