81174016

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 130955264

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 32, 44, 56, 58, 64, 71, 77, 88, 112, 116, 128, 142, 154, 176, 203, 224, 232, 256, 284, 308, 319, 352, 406, 448, 464, 497, 512, 568, 616, 638, 704, 781, 812, 896, 928, 994, 1136, 1232, 1276, 1408, 1562, 1624, 1792, 1856, 1988, 2059, 2233, 2272, 2464, 2552, 2816, 3124, 3248, 3584, 3712, 3976, 4118, 4466, 4544, 4928, 5104, 5467, 5632, 6248, 6496, 7424, 7952, 8236, 8932, 9088, 9856, 10208, 10934, 12496, 12992, 14413, 14848, 15904, 16472, 17864, 18176, 19712, 20416, 21868, 22649, 24992, 25984, 28826, 31808, 32944, 35728, 36352, 39424, 40832, 43736, 45298, 49984, 51968, 57652, 63616, 65888, 71456, 81664, 87472, 90596, 99968, 103936, 115304, 127232, 131776, 142912, 158543, 163328, 174944, 181192, 199936, 230608, 254464, 263552, 285824, 317086, 349888, 362384, 399872, 461216, 527104, 571648, 634172, 699776, 724768, 922432, 1054208, 1143296, 1268344, 1399552, 1449536, 1844864, 2536688, 2799104, 2899072, 3689728, 5073376, 5798144, 7379456, 10146752, 11596288, 20293504, 40587008, 81174016]

約数ペア:

[(1, 81174016), (2, 40587008), (4, 20293504), (7, 11596288), (8, 10146752), (11, 7379456), (14, 5798144), (16, 5073376), (22, 3689728), (28, 2899072), (29, 2799104), (32, 2536688), (44, 1844864), (56, 1449536), (58, 1399552), (64, 1268344), (71, 1143296), (77, 1054208), (88, 922432), (112, 724768), (116, 699776), (128, 634172), (142, 571648), (154, 527104), (176, 461216), (203, 399872), (224, 362384), (232, 349888), (256, 317086), (284, 285824), (308, 263552), (319, 254464), (352, 230608), (406, 199936), (448, 181192), (464, 174944), (497, 163328), (512, 158543), (568, 142912), (616, 131776), (638, 127232), (704, 115304), (781, 103936), (812, 99968), (896, 90596), (928, 87472), (994, 81664), (1136, 71456), (1232, 65888), (1276, 63616), (1408, 57652), (1562, 51968), (1624, 49984), (1792, 45298), (1856, 43736), (1988, 40832), (2059, 39424), (2233, 36352), (2272, 35728), (2464, 32944), (2552, 31808), (2816, 28826), (3124, 25984), (3248, 24992), (3584, 22649), (3712, 21868), (3976, 20416), (4118, 19712), (4466, 18176), (4544, 17864), (4928, 16472), (5104, 15904), (5467, 14848), (5632, 14413), (6248, 12992), (6496, 12496), (7424, 10934), (7952, 10208), (8236, 9856), (8932, 9088)]