28065550

素因数分解:

$2^1\times 5^2\times {\mathrm{563}}^1\times {\mathrm{997}}^1$

素因数の和:1572

約数の個数: 24

約数和(自身を含む): 52347096

約数和(自身を除く): 24281546

約数列:

[1, 2, 5, 10, 25, 50, 563, 997, 1126, 1994, 2815, 4985, 5630, 9970, 14075, 24925, 28150, 49850, 561311, 1122622, 2806555, 5613110, 14032775, 28065550]

約数ペア:

[(1, 28065550), (2, 14032775), (5, 5613110), (10, 2806555), (25, 1122622), (50, 561311), (563, 49850), (997, 28150), (1126, 24925), (1994, 14075), (2815, 9970), (4985, 5630)]