51663248

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 120

約数和(自身を含む): 129726072

約数和(自身を除く): 78062824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 49, 52, 56, 74, 91, 98, 104, 112, 137, 148, 182, 196, 208, 259, 274, 296, 364, 392, 481, 518, 548, 592, 637, 728, 784, 959, 962, 1036, 1096, 1274, 1456, 1781, 1813, 1918, 1924, 2072, 2192, 2548, 3367, 3562, 3626, 3836, 3848, 4144, 5069, 5096, 6713, 6734, 7124, 7252, 7672, 7696, 10138, 10192, 12467, 13426, 13468, 14248, 14504, 15344, 20276, 23569, 24934, 26852, 26936, 28496, 29008, 35483, 40552, 47138, 49868, 53704, 53872, 65897, 70966, 81104, 87269, 94276, 99736, 107408, 131794, 141932, 174538, 188552, 199472, 248381, 263588, 283864, 349076, 377104, 461279, 496762, 527176, 567728, 698152, 922558, 993524, 1054352, 1396304, 1845116, 1987048, 3228953, 3690232, 3974096, 6457906, 7380464, 12915812, 25831624, 51663248]

約数ペア:

[(1, 51663248), (2, 25831624), (4, 12915812), (7, 7380464), (8, 6457906), (13, 3974096), (14, 3690232), (16, 3228953), (26, 1987048), (28, 1845116), (37, 1396304), (49, 1054352), (52, 993524), (56, 922558), (74, 698152), (91, 567728), (98, 527176), (104, 496762), (112, 461279), (137, 377104), (148, 349076), (182, 283864), (196, 263588), (208, 248381), (259, 199472), (274, 188552), (296, 174538), (364, 141932), (392, 131794), (481, 107408), (518, 99736), (548, 94276), (592, 87269), (637, 81104), (728, 70966), (784, 65897), (959, 53872), (962, 53704), (1036, 49868), (1096, 47138), (1274, 40552), (1456, 35483), (1781, 29008), (1813, 28496), (1918, 26936), (1924, 26852), (2072, 24934), (2192, 23569), (2548, 20276), (3367, 15344), (3562, 14504), (3626, 14248), (3836, 13468), (3848, 13426), (4144, 12467), (5069, 10192), (5096, 10138), (6713, 7696), (6734, 7672), (7124, 7252)]