24981280

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3631}}^1$

素因数の和:3689

約数の個数: 48

約数和(自身を含む): 60407424

約数和(自身を除く): 35426144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 3631, 6880, 7262, 14524, 18155, 29048, 36310, 58096, 72620, 116192, 145240, 156133, 290480, 312266, 580960, 624532, 780665, 1249064, 1561330, 2498128, 3122660, 4996256, 6245320, 12490640, 24981280]

約数ペア:

[(1, 24981280), (2, 12490640), (4, 6245320), (5, 4996256), (8, 3122660), (10, 2498128), (16, 1561330), (20, 1249064), (32, 780665), (40, 624532), (43, 580960), (80, 312266), (86, 290480), (160, 156133), (172, 145240), (215, 116192), (344, 72620), (430, 58096), (688, 36310), (860, 29048), (1376, 18155), (1720, 14524), (3440, 7262), (3631, 6880)]