81318912

素因数分解:

$2^{10}\times 3^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:383

約数の個数: 88

約数和(自身を含む): 219700416

約数和(自身を除く): 138381504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 256, 257, 309, 384, 412, 512, 514, 618, 768, 771, 824, 1024, 1028, 1236, 1536, 1542, 1648, 2056, 2472, 3072, 3084, 3296, 4112, 4944, 6168, 6592, 8224, 9888, 12336, 13184, 16448, 19776, 24672, 26368, 26471, 32896, 39552, 49344, 52736, 52942, 65792, 79104, 79413, 98688, 105472, 105884, 131584, 158208, 158826, 197376, 211768, 263168, 316416, 317652, 394752, 423536, 635304, 789504, 847072, 1270608, 1694144, 2541216, 3388288, 5082432, 6776576, 10164864, 13553152, 20329728, 27106304, 40659456, 81318912]

約数ペア:

[(1, 81318912), (2, 40659456), (3, 27106304), (4, 20329728), (6, 13553152), (8, 10164864), (12, 6776576), (16, 5082432), (24, 3388288), (32, 2541216), (48, 1694144), (64, 1270608), (96, 847072), (103, 789504), (128, 635304), (192, 423536), (206, 394752), (256, 317652), (257, 316416), (309, 263168), (384, 211768), (412, 197376), (512, 158826), (514, 158208), (618, 131584), (768, 105884), (771, 105472), (824, 98688), (1024, 79413), (1028, 79104), (1236, 65792), (1536, 52942), (1542, 52736), (1648, 49344), (2056, 39552), (2472, 32896), (3072, 26471), (3084, 26368), (3296, 24672), (4112, 19776), (4944, 16448), (6168, 13184), (6592, 12336), (8224, 9888)]