71792800

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2150

約数の個数: 72

約数和(自身を含む): 179426016

約数和(自身を除く): 107633216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 688, 800, 860, 1075, 1376, 1720, 2087, 2150, 3440, 4174, 4300, 6880, 8348, 8600, 10435, 16696, 17200, 20870, 33392, 34400, 41740, 52175, 66784, 83480, 89741, 104350, 166960, 179482, 208700, 333920, 358964, 417400, 448705, 717928, 834800, 897410, 1435856, 1669600, 1794820, 2243525, 2871712, 3589640, 4487050, 7179280, 8974100, 14358560, 17948200, 35896400, 71792800]

約数ペア:

[(1, 71792800), (2, 35896400), (4, 17948200), (5, 14358560), (8, 8974100), (10, 7179280), (16, 4487050), (20, 3589640), (25, 2871712), (32, 2243525), (40, 1794820), (43, 1669600), (50, 1435856), (80, 897410), (86, 834800), (100, 717928), (160, 448705), (172, 417400), (200, 358964), (215, 333920), (344, 208700), (400, 179482), (430, 166960), (688, 104350), (800, 89741), (860, 83480), (1075, 66784), (1376, 52175), (1720, 41740), (2087, 34400), (2150, 33392), (3440, 20870), (4174, 17200), (4300, 16696), (6880, 10435), (8348, 8600)]