4999100

素因数分解:

$2^2\times 5^2\times {\mathrm{49991}}^1$

素因数の和:50005

約数の個数: 18

約数和(自身を含む): 10848264

約数和(自身を除く): 5849164

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 49991, 99982, 199964, 249955, 499910, 999820, 1249775, 2499550, 4999100]

約数ペア:

[(1, 4999100), (2, 2499550), (4, 1249775), (5, 999820), (10, 499910), (20, 249955), (25, 199964), (50, 99982), (100, 49991)]