13779800

素因数分解:

$2^3\times 5^2\times {\mathrm{68899}}^1$

素因数の和:68915

約数の個数: 24

約数和(自身を含む): 32038500

約数和(自身を除く): 18258700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 68899, 137798, 275596, 344495, 551192, 688990, 1377980, 1722475, 2755960, 3444950, 6889900, 13779800]

約数ペア:

[(1, 13779800), (2, 6889900), (4, 3444950), (5, 2755960), (8, 1722475), (10, 1377980), (20, 688990), (25, 551192), (40, 344495), (50, 275596), (100, 137798), (200, 68899)]