8681176

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 20160000

約数和(自身を除く): 11478824

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 199, 266, 287, 328, 398, 532, 574, 779, 796, 1064, 1148, 1393, 1558, 1592, 2296, 2786, 3116, 3781, 5453, 5572, 6232, 7562, 8159, 10906, 11144, 15124, 16318, 21812, 26467, 30248, 32636, 43624, 52934, 57113, 65272, 105868, 114226, 155021, 211736, 228452, 310042, 456904, 620084, 1085147, 1240168, 2170294, 4340588, 8681176]

約数ペア:

[(1, 8681176), (2, 4340588), (4, 2170294), (7, 1240168), (8, 1085147), (14, 620084), (19, 456904), (28, 310042), (38, 228452), (41, 211736), (56, 155021), (76, 114226), (82, 105868), (133, 65272), (152, 57113), (164, 52934), (199, 43624), (266, 32636), (287, 30248), (328, 26467), (398, 21812), (532, 16318), (574, 15124), (779, 11144), (796, 10906), (1064, 8159), (1148, 7562), (1393, 6232), (1558, 5572), (1592, 5453), (2296, 3781), (2786, 3116)]