56640215

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1226

約数の個数: 16

約数和(自身を含む): 69326400

約数和(自身を除く): 12686185

約数列:

[1, 5, 103, 109, 515, 545, 1009, 5045, 11227, 56135, 103927, 109981, 519635, 549905, 11328043, 56640215]

約数ペア:

[(1, 56640215), (5, 11328043), (103, 549905), (109, 519635), (515, 109981), (545, 103927), (1009, 56135), (5045, 11227)]