820425088

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1056

約数の個数: 128

約数和(自身を含む): 1998743040

約数和(自身を除く): 1178317952

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 41, 46, 56, 64, 82, 92, 112, 128, 161, 164, 184, 224, 287, 322, 328, 368, 448, 574, 644, 656, 736, 896, 943, 971, 1148, 1288, 1312, 1472, 1886, 1942, 2296, 2576, 2624, 2944, 3772, 3884, 4592, 5152, 5248, 6601, 6797, 7544, 7768, 9184, 10304, 13202, 13594, 15088, 15536, 18368, 20608, 22333, 26404, 27188, 30176, 31072, 36736, 39811, 44666, 52808, 54376, 60352, 62144, 79622, 89332, 105616, 108752, 120704, 124288, 156331, 159244, 178664, 211232, 217504, 278677, 312662, 318488, 357328, 422464, 435008, 557354, 625324, 636976, 714656, 844928, 870016, 915653, 1114708, 1250648, 1273952, 1429312, 1831306, 2229416, 2501296, 2547904, 2858624, 3662612, 4458832, 5002592, 5095808, 6409571, 7325224, 8917664, 10005184, 12819142, 14650448, 17835328, 20010368, 25638284, 29300896, 35670656, 51276568, 58601792, 102553136, 117203584, 205106272, 410212544, 820425088]

約数ペア:

[(1, 820425088), (2, 410212544), (4, 205106272), (7, 117203584), (8, 102553136), (14, 58601792), (16, 51276568), (23, 35670656), (28, 29300896), (32, 25638284), (41, 20010368), (46, 17835328), (56, 14650448), (64, 12819142), (82, 10005184), (92, 8917664), (112, 7325224), (128, 6409571), (161, 5095808), (164, 5002592), (184, 4458832), (224, 3662612), (287, 2858624), (322, 2547904), (328, 2501296), (368, 2229416), (448, 1831306), (574, 1429312), (644, 1273952), (656, 1250648), (736, 1114708), (896, 915653), (943, 870016), (971, 844928), (1148, 714656), (1288, 636976), (1312, 625324), (1472, 557354), (1886, 435008), (1942, 422464), (2296, 357328), (2576, 318488), (2624, 312662), (2944, 278677), (3772, 217504), (3884, 211232), (4592, 178664), (5152, 159244), (5248, 156331), (6601, 124288), (6797, 120704), (7544, 108752), (7768, 105616), (9184, 89332), (10304, 79622), (13202, 62144), (13594, 60352), (15088, 54376), (15536, 52808), (18368, 44666), (20608, 39811), (22333, 36736), (26404, 31072), (27188, 30176)]