159895600

素因数分解:

$2^4\times 5^2\times {\mathrm{399739}}^1$

素因数の和:399757

約数の個数: 30

約数和(自身を含む): 384150140

約数和(自身を除く): 224254540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 399739, 799478, 1598956, 1998695, 3197912, 3997390, 6395824, 7994780, 9993475, 15989560, 19986950, 31979120, 39973900, 79947800, 159895600]

約数ペア:

[(1, 159895600), (2, 79947800), (4, 39973900), (5, 31979120), (8, 19986950), (10, 15989560), (16, 9993475), (20, 7994780), (25, 6395824), (40, 3997390), (50, 3197912), (80, 1998695), (100, 1598956), (200, 799478), (400, 399739)]