81864288

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25841}}^1$

素因数の和:25868

約数の個数: 72

約数和(自身を含む): 253975176

約数和(自身を除く): 172110888

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, 25841, 51682, 77523, 103364, 155046, 206728, 232569, 284251, 310092, 413456, 465138, 568502, 620184, 826912, 852753, 930276, 1137004, 1240368, 1705506, 1860552, 2274008, 2480736, 2558259, 3411012, 3721104, 4548016, 5116518, 6822024, 7442208, 9096032, 10233036, 13644048, 20466072, 27288096, 40932144, 81864288]

約数ペア:

[(1, 81864288), (2, 40932144), (3, 27288096), (4, 20466072), (6, 13644048), (8, 10233036), (9, 9096032), (11, 7442208), (12, 6822024), (16, 5116518), (18, 4548016), (22, 3721104), (24, 3411012), (32, 2558259), (33, 2480736), (36, 2274008), (44, 1860552), (48, 1705506), (66, 1240368), (72, 1137004), (88, 930276), (96, 852753), (99, 826912), (132, 620184), (144, 568502), (176, 465138), (198, 413456), (264, 310092), (288, 284251), (352, 232569), (396, 206728), (528, 155046), (792, 103364), (1056, 77523), (1584, 51682), (3168, 25841)]