80918656

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6947}}^1$

素因数の和:6981

約数の個数: 64

約数和(自身を含む): 198434880

約数和(自身を除く): 117516224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 6947, 11648, 13894, 27788, 48629, 55576, 90311, 97258, 111152, 180622, 194516, 222304, 361244, 389032, 444608, 632177, 722488, 778064, 889216, 1264354, 1444976, 1556128, 2528708, 2889952, 3112256, 5057416, 5779904, 6224512, 10114832, 11559808, 20229664, 40459328, 80918656]

約数ペア:

[(1, 80918656), (2, 40459328), (4, 20229664), (7, 11559808), (8, 10114832), (13, 6224512), (14, 5779904), (16, 5057416), (26, 3112256), (28, 2889952), (32, 2528708), (52, 1556128), (56, 1444976), (64, 1264354), (91, 889216), (104, 778064), (112, 722488), (128, 632177), (182, 444608), (208, 389032), (224, 361244), (364, 222304), (416, 194516), (448, 180622), (728, 111152), (832, 97258), (896, 90311), (1456, 55576), (1664, 48629), (2912, 27788), (5824, 13894), (6947, 11648)]