210184250

素因数分解:

$2^1\times 5^3\times {\mathrm{421}}^1\times {\mathrm{1997}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 394597008

約数和(自身を除く): 184412758

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 421, 842, 1997, 2105, 3994, 4210, 9985, 10525, 19970, 21050, 49925, 52625, 99850, 105250, 249625, 499250, 840737, 1681474, 4203685, 8407370, 21018425, 42036850, 105092125, 210184250]

約数ペア:

[(1, 210184250), (2, 105092125), (5, 42036850), (10, 21018425), (25, 8407370), (50, 4203685), (125, 1681474), (250, 840737), (421, 499250), (842, 249625), (1997, 105250), (2105, 99850), (3994, 52625), (4210, 49925), (9985, 21050), (10525, 19970)]