27998500

素因数分解:

$2^2\times 5^3\times {\mathrm{55997}}^1$

素因数の和:56016

約数の個数: 24

約数和(自身を含む): 61149816

約数和(自身を除く): 33151316

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 55997, 111994, 223988, 279985, 559970, 1119940, 1399925, 2799850, 5599700, 6999625, 13999250, 27998500]

約数ペア:

[(1, 27998500), (2, 13999250), (4, 6999625), (5, 5599700), (10, 2799850), (20, 1399925), (25, 1119940), (50, 559970), (100, 279985), (125, 223988), (250, 111994), (500, 55997)]