81296512

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 185175900

約数和(自身を除く): 103879388

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 121, 128, 176, 181, 232, 242, 319, 352, 362, 464, 484, 638, 704, 724, 928, 968, 1276, 1408, 1448, 1856, 1936, 1991, 2552, 2896, 3509, 3712, 3872, 3982, 5104, 5249, 5792, 7018, 7744, 7964, 10208, 10498, 11584, 14036, 15488, 15928, 20416, 20996, 21901, 23168, 28072, 31856, 40832, 41992, 43802, 56144, 57739, 63712, 83984, 87604, 112288, 115478, 127424, 167968, 175208, 224576, 230956, 254848, 335936, 350416, 449152, 461912, 635129, 671872, 700832, 923824, 1270258, 1401664, 1847648, 2540516, 2803328, 3695296, 5081032, 7390592, 10162064, 20324128, 40648256, 81296512]

約数ペア:

[(1, 81296512), (2, 40648256), (4, 20324128), (8, 10162064), (11, 7390592), (16, 5081032), (22, 3695296), (29, 2803328), (32, 2540516), (44, 1847648), (58, 1401664), (64, 1270258), (88, 923824), (116, 700832), (121, 671872), (128, 635129), (176, 461912), (181, 449152), (232, 350416), (242, 335936), (319, 254848), (352, 230956), (362, 224576), (464, 175208), (484, 167968), (638, 127424), (704, 115478), (724, 112288), (928, 87604), (968, 83984), (1276, 63712), (1408, 57739), (1448, 56144), (1856, 43802), (1936, 41992), (1991, 40832), (2552, 31856), (2896, 28072), (3509, 23168), (3712, 21901), (3872, 20996), (3982, 20416), (5104, 15928), (5249, 15488), (5792, 14036), (7018, 11584), (7744, 10498), (7964, 10208)]