200199250

素因数分解:

$2^1\times 5^3\times {\mathrm{401}}^1\times {\mathrm{1997}}^1$

素因数の和:2415

約数の個数: 32

約数和(自身を含む): 375895728

約数和(自身を除く): 175696478

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 401, 802, 1997, 2005, 3994, 4010, 9985, 10025, 19970, 20050, 49925, 50125, 99850, 100250, 249625, 499250, 800797, 1601594, 4003985, 8007970, 20019925, 40039850, 100099625, 200199250]

約数ペア:

[(1, 200199250), (2, 100099625), (5, 40039850), (10, 20019925), (25, 8007970), (50, 4003985), (125, 1601594), (250, 800797), (401, 499250), (802, 249625), (1997, 100250), (2005, 99850), (3994, 50125), (4010, 49925), (9985, 20050), (10025, 19970)]