268259905

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1\times {\mathrm{1361}}^1$

素因数の和:1944

約数の個数: 16

約数和(自身を含む): 326880000

約数和(自身を除く): 58620095

約数列:

[1, 5, 79, 395, 499, 1361, 2495, 6805, 39421, 107519, 197105, 537595, 679139, 3395695, 53651981, 268259905]

約数ペア:

[(1, 268259905), (5, 53651981), (79, 3395695), (395, 679139), (499, 537595), (1361, 197105), (2495, 107519), (6805, 39421)]