78640105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{1523}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 98755200

約数和(自身を除く): 20115095

約数列:

[1, 5, 23, 115, 449, 1523, 2245, 7615, 10327, 35029, 51635, 175145, 683827, 3419135, 15728021, 78640105]

約数ペア:

[(1, 78640105), (5, 15728021), (23, 3419135), (115, 683827), (449, 175145), (1523, 51635), (2245, 35029), (7615, 10327)]