76840640

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2203}}^1$

素因数の和:2329

約数の個数: 56

約数和(自身を含む): 184739280

約数和(自身を除く): 107898640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1744, 2180, 2203, 3488, 4360, 4406, 6976, 8720, 8812, 11015, 17440, 17624, 22030, 34880, 35248, 44060, 70496, 88120, 140992, 176240, 240127, 352480, 480254, 704960, 960508, 1200635, 1921016, 2401270, 3842032, 4802540, 7684064, 9605080, 15368128, 19210160, 38420320, 76840640]

約数ペア:

[(1, 76840640), (2, 38420320), (4, 19210160), (5, 15368128), (8, 9605080), (10, 7684064), (16, 4802540), (20, 3842032), (32, 2401270), (40, 1921016), (64, 1200635), (80, 960508), (109, 704960), (160, 480254), (218, 352480), (320, 240127), (436, 176240), (545, 140992), (872, 88120), (1090, 70496), (1744, 44060), (2180, 35248), (2203, 34880), (3488, 22030), (4360, 17624), (4406, 17440), (6976, 11015), (8720, 8812)]