66754576

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 153990144

約数和(自身を除く): 87235568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 83, 86, 112, 166, 167, 172, 301, 332, 334, 344, 581, 602, 664, 668, 688, 1162, 1169, 1204, 1328, 1336, 2324, 2338, 2408, 2672, 3569, 4648, 4676, 4816, 7138, 7181, 9296, 9352, 13861, 14276, 14362, 18704, 24983, 27722, 28552, 28724, 49966, 50267, 55444, 57104, 57448, 97027, 99932, 100534, 110888, 114896, 194054, 199864, 201068, 221776, 388108, 399728, 402136, 596023, 776216, 804272, 1192046, 1552432, 2384092, 4172161, 4768184, 8344322, 9536368, 16688644, 33377288, 66754576]

約数ペア:

[(1, 66754576), (2, 33377288), (4, 16688644), (7, 9536368), (8, 8344322), (14, 4768184), (16, 4172161), (28, 2384092), (43, 1552432), (56, 1192046), (83, 804272), (86, 776216), (112, 596023), (166, 402136), (167, 399728), (172, 388108), (301, 221776), (332, 201068), (334, 199864), (344, 194054), (581, 114896), (602, 110888), (664, 100534), (668, 99932), (688, 97027), (1162, 57448), (1169, 57104), (1204, 55444), (1328, 50267), (1336, 49966), (2324, 28724), (2338, 28552), (2408, 27722), (2672, 24983), (3569, 18704), (4648, 14362), (4676, 14276), (4816, 13861), (7138, 9352), (7181, 9296)]