647500864

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 1392814080

約数和(自身を除く): 745313216

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 64, 67, 82, 116, 127, 134, 164, 232, 254, 268, 328, 464, 508, 536, 656, 928, 1016, 1072, 1189, 1312, 1856, 1943, 2032, 2144, 2378, 2624, 2747, 3683, 3886, 4064, 4288, 4756, 5207, 5494, 7366, 7772, 8128, 8509, 9512, 10414, 10988, 14732, 15544, 17018, 19024, 20828, 21976, 29464, 31088, 34036, 38048, 41656, 43952, 58928, 62176, 68072, 76096, 79663, 83312, 87904, 117856, 124352, 136144, 151003, 159326, 166624, 175808, 235712, 246761, 272288, 302006, 318652, 333248, 348869, 493522, 544576, 604012, 637304, 697738, 987044, 1208024, 1274608, 1395476, 1974088, 2416048, 2549216, 2790952, 3948176, 4832096, 5098432, 5581904, 7896352, 9664192, 10117201, 11163808, 15792704, 20234402, 22327616, 40468804, 80937608, 161875216, 323750432, 647500864]

約数ペア:

[(1, 647500864), (2, 323750432), (4, 161875216), (8, 80937608), (16, 40468804), (29, 22327616), (32, 20234402), (41, 15792704), (58, 11163808), (64, 10117201), (67, 9664192), (82, 7896352), (116, 5581904), (127, 5098432), (134, 4832096), (164, 3948176), (232, 2790952), (254, 2549216), (268, 2416048), (328, 1974088), (464, 1395476), (508, 1274608), (536, 1208024), (656, 987044), (928, 697738), (1016, 637304), (1072, 604012), (1189, 544576), (1312, 493522), (1856, 348869), (1943, 333248), (2032, 318652), (2144, 302006), (2378, 272288), (2624, 246761), (2747, 235712), (3683, 175808), (3886, 166624), (4064, 159326), (4288, 151003), (4756, 136144), (5207, 124352), (5494, 117856), (7366, 87904), (7772, 83312), (8128, 79663), (8509, 76096), (9512, 68072), (10414, 62176), (10988, 58928), (14732, 43952), (15544, 41656), (17018, 38048), (19024, 34036), (20828, 31088), (21976, 29464)]