55721450

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{5657}}^1$

素因数の和:5866

約数の個数: 24

約数和(自身を含む): 104186412

約数和(自身を除く): 48464962

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1970, 4925, 5657, 9850, 11314, 28285, 56570, 141425, 282850, 1114429, 2228858, 5572145, 11144290, 27860725, 55721450]

約数ペア:

[(1, 55721450), (2, 27860725), (5, 11144290), (10, 5572145), (25, 2228858), (50, 1114429), (197, 282850), (394, 141425), (985, 56570), (1970, 28285), (4925, 11314), (5657, 9850)]