1320645376

素因数分解:

$2^8\times {\mathrm{811}}^1\times {\mathrm{6361}}^1$

素因数の和:7188

約数の個数: 36

約数和(自身を含む): 2639797384

約数和(自身を除く): 1319152008

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 811, 1622, 3244, 6361, 6488, 12722, 12976, 25444, 25952, 50888, 51904, 101776, 103808, 203552, 207616, 407104, 814208, 1628416, 5158771, 10317542, 20635084, 41270168, 82540336, 165080672, 330161344, 660322688, 1320645376]

約数ペア:

[(1, 1320645376), (2, 660322688), (4, 330161344), (8, 165080672), (16, 82540336), (32, 41270168), (64, 20635084), (128, 10317542), (256, 5158771), (811, 1628416), (1622, 814208), (3244, 407104), (6361, 207616), (6488, 203552), (12722, 103808), (12976, 101776), (25444, 51904), (25952, 50888)]