66707984

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 154156800

約数和(自身を除く): 87448816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 73, 82, 112, 146, 164, 199, 287, 292, 328, 398, 511, 574, 584, 656, 796, 1022, 1148, 1168, 1393, 1592, 2044, 2296, 2786, 2993, 3184, 4088, 4592, 5572, 5986, 8159, 8176, 11144, 11972, 14527, 16318, 20951, 22288, 23944, 29054, 32636, 41902, 47888, 57113, 58108, 65272, 83804, 101689, 114226, 116216, 130544, 167608, 203378, 228452, 232432, 335216, 406756, 456904, 595607, 813512, 913808, 1191214, 1627024, 2382428, 4169249, 4764856, 8338498, 9529712, 16676996, 33353992, 66707984]

約数ペア:

[(1, 66707984), (2, 33353992), (4, 16676996), (7, 9529712), (8, 8338498), (14, 4764856), (16, 4169249), (28, 2382428), (41, 1627024), (56, 1191214), (73, 913808), (82, 813512), (112, 595607), (146, 456904), (164, 406756), (199, 335216), (287, 232432), (292, 228452), (328, 203378), (398, 167608), (511, 130544), (574, 116216), (584, 114226), (656, 101689), (796, 83804), (1022, 65272), (1148, 58108), (1168, 57113), (1393, 47888), (1592, 41902), (2044, 32636), (2296, 29054), (2786, 23944), (2993, 22288), (3184, 20951), (4088, 16318), (4592, 14527), (5572, 11972), (5986, 11144), (8159, 8176)]