81287232

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1123}}^1$

素因数の和:1180

約数の個数: 112

約数和(自身を含む): 239816640

約数和(自身を除く): 158529408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 64, 78, 87, 96, 104, 116, 156, 174, 192, 208, 232, 312, 348, 377, 416, 464, 624, 696, 754, 832, 928, 1123, 1131, 1248, 1392, 1508, 1856, 2246, 2262, 2496, 2784, 3016, 3369, 4492, 4524, 5568, 6032, 6738, 8984, 9048, 12064, 13476, 14599, 17968, 18096, 24128, 26952, 29198, 32567, 35936, 36192, 43797, 53904, 58396, 65134, 71872, 72384, 87594, 97701, 107808, 116792, 130268, 175188, 195402, 215616, 233584, 260536, 350376, 390804, 423371, 467168, 521072, 700752, 781608, 846742, 934336, 1042144, 1270113, 1401504, 1563216, 1693484, 2084288, 2540226, 2803008, 3126432, 3386968, 5080452, 6252864, 6773936, 10160904, 13547872, 20321808, 27095744, 40643616, 81287232]

約数ペア:

[(1, 81287232), (2, 40643616), (3, 27095744), (4, 20321808), (6, 13547872), (8, 10160904), (12, 6773936), (13, 6252864), (16, 5080452), (24, 3386968), (26, 3126432), (29, 2803008), (32, 2540226), (39, 2084288), (48, 1693484), (52, 1563216), (58, 1401504), (64, 1270113), (78, 1042144), (87, 934336), (96, 846742), (104, 781608), (116, 700752), (156, 521072), (174, 467168), (192, 423371), (208, 390804), (232, 350376), (312, 260536), (348, 233584), (377, 215616), (416, 195402), (464, 175188), (624, 130268), (696, 116792), (754, 107808), (832, 97701), (928, 87594), (1123, 72384), (1131, 71872), (1248, 65134), (1392, 58396), (1508, 53904), (1856, 43797), (2246, 36192), (2262, 35936), (2496, 32567), (2784, 29198), (3016, 26952), (3369, 24128), (4492, 18096), (4524, 17968), (5568, 14599), (6032, 13476), (6738, 12064), (8984, 9048)]