81152900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47737}}^1$

素因数の和:47768

約数の個数: 36

約数和(自身を含む): 186464628

約数和(自身を除く): 105311728

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 47737, 95474, 190948, 238685, 477370, 811529, 954740, 1193425, 1623058, 2386850, 3246116, 4057645, 4773700, 8115290, 16230580, 20288225, 40576450, 81152900]

約数ペア:

[(1, 81152900), (2, 40576450), (4, 20288225), (5, 16230580), (10, 8115290), (17, 4773700), (20, 4057645), (25, 3246116), (34, 2386850), (50, 1623058), (68, 1193425), (85, 954740), (100, 811529), (170, 477370), (340, 238685), (425, 190948), (850, 95474), (1700, 47737)]