85867120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 209236608

約数和(自身を除く): 123369488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 557, 656, 752, 820, 940, 1114, 1640, 1880, 1927, 2228, 2785, 3280, 3760, 3854, 4456, 5570, 7708, 8912, 9635, 11140, 15416, 19270, 22280, 22837, 26179, 30832, 38540, 44560, 45674, 52358, 77080, 91348, 104716, 114185, 130895, 154160, 182696, 209432, 228370, 261790, 365392, 418864, 456740, 523580, 913480, 1047160, 1073339, 1826960, 2094320, 2146678, 4293356, 5366695, 8586712, 10733390, 17173424, 21466780, 42933560, 85867120]

約数ペア:

[(1, 85867120), (2, 42933560), (4, 21466780), (5, 17173424), (8, 10733390), (10, 8586712), (16, 5366695), (20, 4293356), (40, 2146678), (41, 2094320), (47, 1826960), (80, 1073339), (82, 1047160), (94, 913480), (164, 523580), (188, 456740), (205, 418864), (235, 365392), (328, 261790), (376, 228370), (410, 209432), (470, 182696), (557, 154160), (656, 130895), (752, 114185), (820, 104716), (940, 91348), (1114, 77080), (1640, 52358), (1880, 45674), (1927, 44560), (2228, 38540), (2785, 30832), (3280, 26179), (3760, 22837), (3854, 22280), (4456, 19270), (5570, 15416), (7708, 11140), (8912, 9635)]