64877472

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{20479}}^1$

素因数の和:20506

約数の個数: 72

約数和(自身を含む): 201277440

約数和(自身を除く): 136399968

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 20479, 40958, 61437, 81916, 122874, 163832, 184311, 225269, 245748, 327664, 368622, 450538, 491496, 655328, 675807, 737244, 901076, 982992, 1351614, 1474488, 1802152, 1965984, 2027421, 2703228, 2948976, 3604304, 4054842, 5406456, 5897952, 7208608, 8109684, 10812912, 16219368, 21625824, 32438736, 64877472]

約数ペア:

[(1, 64877472), (2, 32438736), (3, 21625824), (4, 16219368), (6, 10812912), (8, 8109684), (9, 7208608), (11, 5897952), (12, 5406456), (16, 4054842), (18, 3604304), (22, 2948976), (24, 2703228), (32, 2027421), (33, 1965984), (36, 1802152), (44, 1474488), (48, 1351614), (66, 982992), (72, 901076), (88, 737244), (96, 675807), (99, 655328), (132, 491496), (144, 450538), (176, 368622), (198, 327664), (264, 245748), (288, 225269), (352, 184311), (396, 163832), (528, 122874), (792, 81916), (1056, 61437), (1584, 40958), (3168, 20479)]