80974000

素因数分解:

$2^4\times 5^3\times {\mathrm{40487}}^1$

素因数の和:40510

約数の個数: 40

約数和(自身を含む): 195799968

約数和(自身を除く): 114825968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 40487, 80974, 161948, 202435, 323896, 404870, 647792, 809740, 1012175, 1619480, 2024350, 3238960, 4048700, 5060875, 8097400, 10121750, 16194800, 20243500, 40487000, 80974000]

約数ペア:

[(1, 80974000), (2, 40487000), (4, 20243500), (5, 16194800), (8, 10121750), (10, 8097400), (16, 5060875), (20, 4048700), (25, 3238960), (40, 2024350), (50, 1619480), (80, 1012175), (100, 809740), (125, 647792), (200, 404870), (250, 323896), (400, 202435), (500, 161948), (1000, 80974), (2000, 40487)]