78899744

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 202704768

約数和(自身を除く): 123805024

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 56, 71, 77, 82, 88, 112, 121, 142, 154, 164, 176, 224, 242, 284, 287, 308, 328, 352, 451, 484, 497, 568, 574, 616, 656, 781, 847, 902, 968, 994, 1136, 1148, 1232, 1312, 1562, 1694, 1804, 1936, 1988, 2272, 2296, 2464, 2911, 3124, 3157, 3388, 3608, 3872, 3976, 4592, 4961, 5467, 5822, 6248, 6314, 6776, 7216, 7952, 8591, 9184, 9922, 10934, 11644, 12496, 12628, 13552, 14432, 15904, 17182, 19844, 20377, 21868, 23288, 24992, 25256, 27104, 32021, 34364, 34727, 39688, 40754, 43736, 46576, 50512, 60137, 64042, 68728, 69454, 79376, 81508, 87472, 93152, 101024, 120274, 128084, 137456, 138908, 158752, 163016, 174944, 224147, 240548, 256168, 274912, 277816, 326032, 352231, 448294, 481096, 512336, 555632, 652064, 704462, 896588, 962192, 1024672, 1111264, 1408924, 1793176, 1924384, 2465617, 2817848, 3586352, 4931234, 5635696, 7172704, 9862468, 11271392, 19724936, 39449872, 78899744]

約数ペア:

[(1, 78899744), (2, 39449872), (4, 19724936), (7, 11271392), (8, 9862468), (11, 7172704), (14, 5635696), (16, 4931234), (22, 3586352), (28, 2817848), (32, 2465617), (41, 1924384), (44, 1793176), (56, 1408924), (71, 1111264), (77, 1024672), (82, 962192), (88, 896588), (112, 704462), (121, 652064), (142, 555632), (154, 512336), (164, 481096), (176, 448294), (224, 352231), (242, 326032), (284, 277816), (287, 274912), (308, 256168), (328, 240548), (352, 224147), (451, 174944), (484, 163016), (497, 158752), (568, 138908), (574, 137456), (616, 128084), (656, 120274), (781, 101024), (847, 93152), (902, 87472), (968, 81508), (994, 79376), (1136, 69454), (1148, 68728), (1232, 64042), (1312, 60137), (1562, 50512), (1694, 46576), (1804, 43736), (1936, 40754), (1988, 39688), (2272, 34727), (2296, 34364), (2464, 32021), (2911, 27104), (3124, 25256), (3157, 24992), (3388, 23288), (3608, 21868), (3872, 20377), (3976, 19844), (4592, 17182), (4961, 15904), (5467, 14432), (5822, 13552), (6248, 12628), (6314, 12496), (6776, 11644), (7216, 10934), (7952, 9922), (8591, 9184)]