4998800

素因数分解:

$2^4\times 5^2\times {\mathrm{12497}}^1$

素因数の和:12515

約数の個数: 30

約数和(自身を含む): 12010578

約数和(自身を除く): 7011778

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 12497, 24994, 49988, 62485, 99976, 124970, 199952, 249940, 312425, 499880, 624850, 999760, 1249700, 2499400, 4998800]

約数ペア:

[(1, 4998800), (2, 2499400), (4, 1249700), (5, 999760), (8, 624850), (10, 499880), (16, 312425), (20, 249940), (25, 199952), (40, 124970), (50, 99976), (80, 62485), (100, 49988), (200, 24994), (400, 12497)]