80217016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 183999600

約数和(自身を除く): 103782584

約数列:

[1, 2, 4, 8, 11, 17, 22, 29, 34, 43, 44, 58, 68, 86, 88, 116, 136, 172, 187, 232, 319, 344, 374, 473, 493, 638, 731, 748, 946, 986, 1247, 1276, 1462, 1496, 1849, 1892, 1972, 2494, 2552, 2924, 3698, 3784, 3944, 4988, 5423, 5848, 7396, 8041, 9976, 10846, 13717, 14792, 16082, 20339, 21199, 21692, 27434, 31433, 32164, 40678, 42398, 43384, 53621, 54868, 62866, 64328, 81356, 84796, 107242, 109736, 125732, 162712, 169592, 214484, 233189, 251464, 345763, 428968, 466378, 589831, 691526, 911557, 932756, 1179662, 1383052, 1823114, 1865512, 2359324, 2766104, 3646228, 4718648, 7292456, 10027127, 20054254, 40108508, 80217016]

約数ペア:

[(1, 80217016), (2, 40108508), (4, 20054254), (8, 10027127), (11, 7292456), (17, 4718648), (22, 3646228), (29, 2766104), (34, 2359324), (43, 1865512), (44, 1823114), (58, 1383052), (68, 1179662), (86, 932756), (88, 911557), (116, 691526), (136, 589831), (172, 466378), (187, 428968), (232, 345763), (319, 251464), (344, 233189), (374, 214484), (473, 169592), (493, 162712), (638, 125732), (731, 109736), (748, 107242), (946, 84796), (986, 81356), (1247, 64328), (1276, 62866), (1462, 54868), (1496, 53621), (1849, 43384), (1892, 42398), (1972, 40678), (2494, 32164), (2552, 31433), (2924, 27434), (3698, 21692), (3784, 21199), (3944, 20339), (4988, 16082), (5423, 14792), (5848, 13717), (7396, 10846), (8041, 9976)]