79604960

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1279}}^1$

素因数の和:1683

約数の個数: 48

約数和(自身を含む): 188697600

約数和(自身を除く): 109092640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1279, 1556, 1945, 2558, 3112, 3890, 5116, 6224, 6395, 7780, 10232, 12448, 12790, 15560, 20464, 25580, 31120, 40928, 51160, 62240, 102320, 204640, 497531, 995062, 1990124, 2487655, 3980248, 4975310, 7960496, 9950620, 15920992, 19901240, 39802480, 79604960]

約数ペア:

[(1, 79604960), (2, 39802480), (4, 19901240), (5, 15920992), (8, 9950620), (10, 7960496), (16, 4975310), (20, 3980248), (32, 2487655), (40, 1990124), (80, 995062), (160, 497531), (389, 204640), (778, 102320), (1279, 62240), (1556, 51160), (1945, 40928), (2558, 31120), (3112, 25580), (3890, 20464), (5116, 15560), (6224, 12790), (6395, 12448), (7780, 10232)]