81775624

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:758

約数の個数: 64

約数和(自身を含む): 183202560

約数和(自身を除く): 101426936

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 61, 74, 122, 148, 244, 259, 296, 427, 488, 518, 647, 854, 1036, 1294, 1708, 2072, 2257, 2588, 3416, 4514, 4529, 5176, 9028, 9058, 15799, 18056, 18116, 23939, 31598, 36232, 39467, 47878, 63196, 78934, 95756, 126392, 157868, 167573, 191512, 276269, 315736, 335146, 552538, 670292, 1105076, 1340584, 1460279, 2210152, 2920558, 5841116, 10221953, 11682232, 20443906, 40887812, 81775624]

約数ペア:

[(1, 81775624), (2, 40887812), (4, 20443906), (7, 11682232), (8, 10221953), (14, 5841116), (28, 2920558), (37, 2210152), (56, 1460279), (61, 1340584), (74, 1105076), (122, 670292), (148, 552538), (244, 335146), (259, 315736), (296, 276269), (427, 191512), (488, 167573), (518, 157868), (647, 126392), (854, 95756), (1036, 78934), (1294, 63196), (1708, 47878), (2072, 39467), (2257, 36232), (2588, 31598), (3416, 23939), (4514, 18116), (4529, 18056), (5176, 15799), (9028, 9058)]