8781760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2111}}^1$

素因数の和:2141

約数の個数: 56

約数和(自身を含む): 22530816

約数和(自身を除く): 13749056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 2111, 4160, 4222, 8444, 10555, 16888, 21110, 27443, 33776, 42220, 54886, 67552, 84440, 109772, 135104, 137215, 168880, 219544, 274430, 337760, 439088, 548860, 675520, 878176, 1097720, 1756352, 2195440, 4390880, 8781760]

約数ペア:

[(1, 8781760), (2, 4390880), (4, 2195440), (5, 1756352), (8, 1097720), (10, 878176), (13, 675520), (16, 548860), (20, 439088), (26, 337760), (32, 274430), (40, 219544), (52, 168880), (64, 137215), (65, 135104), (80, 109772), (104, 84440), (130, 67552), (160, 54886), (208, 42220), (260, 33776), (320, 27443), (416, 21110), (520, 16888), (832, 10555), (1040, 8444), (2080, 4222), (2111, 4160)]