13239680

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 32093280

約数和(自身を除く): 18853600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 151, 160, 274, 302, 320, 548, 604, 640, 685, 755, 1096, 1208, 1370, 1510, 2192, 2416, 2740, 3020, 4384, 4832, 5480, 6040, 8768, 9664, 10960, 12080, 17536, 19328, 20687, 21920, 24160, 41374, 43840, 48320, 82748, 87680, 96640, 103435, 165496, 206870, 330992, 413740, 661984, 827480, 1323968, 1654960, 2647936, 3309920, 6619840, 13239680]

約数ペア:

[(1, 13239680), (2, 6619840), (4, 3309920), (5, 2647936), (8, 1654960), (10, 1323968), (16, 827480), (20, 661984), (32, 413740), (40, 330992), (64, 206870), (80, 165496), (128, 103435), (137, 96640), (151, 87680), (160, 82748), (274, 48320), (302, 43840), (320, 41374), (548, 24160), (604, 21920), (640, 20687), (685, 19328), (755, 17536), (1096, 12080), (1208, 10960), (1370, 9664), (1510, 8768), (2192, 6040), (2416, 5480), (2740, 4832), (3020, 4384)]