89078005

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1\times {\mathrm{643}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 108501120

約数和(自身を除く): 19423115

約数列:

[1, 5, 103, 269, 515, 643, 1345, 3215, 27707, 66229, 138535, 172967, 331145, 864835, 17815601, 89078005]

約数ペア:

[(1, 89078005), (5, 17815601), (103, 864835), (269, 331145), (515, 172967), (643, 138535), (1345, 66229), (3215, 27707)]