788891680

素因数分解:

$2^5\times 5^1\times {\mathrm{457}}^1\times {\mathrm{10789}}^1$

素因数の和:11261

約数の個数: 48

約数和(自身を含む): 1868007960

約数和(自身を除く): 1079116280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 457, 914, 1828, 2285, 3656, 4570, 7312, 9140, 10789, 14624, 18280, 21578, 36560, 43156, 53945, 73120, 86312, 107890, 172624, 215780, 345248, 431560, 863120, 1726240, 4930573, 9861146, 19722292, 24652865, 39444584, 49305730, 78889168, 98611460, 157778336, 197222920, 394445840, 788891680]

約数ペア:

[(1, 788891680), (2, 394445840), (4, 197222920), (5, 157778336), (8, 98611460), (10, 78889168), (16, 49305730), (20, 39444584), (32, 24652865), (40, 19722292), (80, 9861146), (160, 4930573), (457, 1726240), (914, 863120), (1828, 431560), (2285, 345248), (3656, 215780), (4570, 172624), (7312, 107890), (9140, 86312), (10789, 73120), (14624, 53945), (18280, 43156), (21578, 36560)]