43490000

素因数分解:

$2^4\times 5^4\times {\mathrm{4349}}^1$

素因数の和:4377

約数の個数: 50

約数和(自身を含む): 105317850

約数和(自身を除く): 61827850

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 4349, 5000, 8698, 10000, 17396, 21745, 34792, 43490, 69584, 86980, 108725, 173960, 217450, 347920, 434900, 543625, 869800, 1087250, 1739600, 2174500, 2718125, 4349000, 5436250, 8698000, 10872500, 21745000, 43490000]

約数ペア:

[(1, 43490000), (2, 21745000), (4, 10872500), (5, 8698000), (8, 5436250), (10, 4349000), (16, 2718125), (20, 2174500), (25, 1739600), (40, 1087250), (50, 869800), (80, 543625), (100, 434900), (125, 347920), (200, 217450), (250, 173960), (400, 108725), (500, 86980), (625, 69584), (1000, 43490), (1250, 34792), (2000, 21745), (2500, 17396), (4349, 10000), (5000, 8698)]