80247800

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8537}}^1$

素因数の和:8600

約数の個数: 48

約数和(自身を含む): 190568160

約数和(自身を除く): 110320360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 470, 940, 1175, 1880, 2350, 4700, 8537, 9400, 17074, 34148, 42685, 68296, 85370, 170740, 213425, 341480, 401239, 426850, 802478, 853700, 1604956, 1707400, 2006195, 3209912, 4012390, 8024780, 10030975, 16049560, 20061950, 40123900, 80247800]

約数ペア:

[(1, 80247800), (2, 40123900), (4, 20061950), (5, 16049560), (8, 10030975), (10, 8024780), (20, 4012390), (25, 3209912), (40, 2006195), (47, 1707400), (50, 1604956), (94, 853700), (100, 802478), (188, 426850), (200, 401239), (235, 341480), (376, 213425), (470, 170740), (940, 85370), (1175, 68296), (1880, 42685), (2350, 34148), (4700, 17074), (8537, 9400)]