80691392

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:433

約数の個数: 56

約数和(自身を含む): 165963600

約数和(自身を除く): 85272208

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 109, 172, 218, 269, 344, 436, 538, 688, 872, 1076, 1376, 1744, 2152, 2752, 3488, 4304, 4687, 6976, 8608, 9374, 11567, 17216, 18748, 23134, 29321, 37496, 46268, 58642, 74992, 92536, 117284, 149984, 185072, 234568, 299968, 370144, 469136, 740288, 938272, 1260803, 1876544, 2521606, 5043212, 10086424, 20172848, 40345696, 80691392]

約数ペア:

[(1, 80691392), (2, 40345696), (4, 20172848), (8, 10086424), (16, 5043212), (32, 2521606), (43, 1876544), (64, 1260803), (86, 938272), (109, 740288), (172, 469136), (218, 370144), (269, 299968), (344, 234568), (436, 185072), (538, 149984), (688, 117284), (872, 92536), (1076, 74992), (1376, 58642), (1744, 46268), (2152, 37496), (2752, 29321), (3488, 23134), (4304, 18748), (4687, 17216), (6976, 11567), (8608, 9374)]