80378816

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 126

約数和(自身を含む): 198580248

約数和(自身を除く): 118201432

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 71, 76, 98, 112, 133, 142, 152, 196, 224, 266, 284, 304, 361, 392, 448, 497, 532, 568, 608, 722, 784, 931, 994, 1064, 1136, 1216, 1349, 1444, 1568, 1862, 1988, 2128, 2272, 2527, 2698, 2888, 3136, 3479, 3724, 3976, 4256, 4544, 5054, 5396, 5776, 6958, 7448, 7952, 8512, 9443, 10108, 10792, 11552, 13916, 14896, 15904, 17689, 18886, 20216, 21584, 23104, 25631, 27832, 29792, 31808, 35378, 37772, 40432, 43168, 51262, 55664, 59584, 66101, 70756, 75544, 80864, 86336, 102524, 111328, 132202, 141512, 151088, 161728, 179417, 205048, 222656, 264404, 283024, 302176, 358834, 410096, 528808, 566048, 604352, 717668, 820192, 1057616, 1132096, 1255919, 1435336, 1640384, 2115232, 2511838, 2870672, 4230464, 5023676, 5741344, 10047352, 11482688, 20094704, 40189408, 80378816]

約数ペア:

[(1, 80378816), (2, 40189408), (4, 20094704), (7, 11482688), (8, 10047352), (14, 5741344), (16, 5023676), (19, 4230464), (28, 2870672), (32, 2511838), (38, 2115232), (49, 1640384), (56, 1435336), (64, 1255919), (71, 1132096), (76, 1057616), (98, 820192), (112, 717668), (133, 604352), (142, 566048), (152, 528808), (196, 410096), (224, 358834), (266, 302176), (284, 283024), (304, 264404), (361, 222656), (392, 205048), (448, 179417), (497, 161728), (532, 151088), (568, 141512), (608, 132202), (722, 111328), (784, 102524), (931, 86336), (994, 80864), (1064, 75544), (1136, 70756), (1216, 66101), (1349, 59584), (1444, 55664), (1568, 51262), (1862, 43168), (1988, 40432), (2128, 37772), (2272, 35378), (2527, 31808), (2698, 29792), (2888, 27832), (3136, 25631), (3479, 23104), (3724, 21584), (3976, 20216), (4256, 18886), (4544, 17689), (5054, 15904), (5396, 14896), (5776, 13916), (6958, 11552), (7448, 10792), (7952, 10108), (8512, 9443)]