890759995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{62929}}^1$

素因数の和:63102

約数の個数: 16

約数和(自身を含む): 1132740000

約数和(自身を除く): 241980005

約数列:

[1, 5, 19, 95, 149, 745, 2831, 14155, 62929, 314645, 1195651, 5978255, 9376421, 46882105, 178151999, 890759995]

約数ペア:

[(1, 890759995), (5, 178151999), (19, 46882105), (95, 9376421), (149, 5978255), (745, 1195651), (2831, 314645), (14155, 62929)]