69455545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{5581}}^1$

素因数の和:5736

約数の個数: 16

約数和(自身を含む): 88418880

約数和(自身を除く): 18963335

約数列:

[1, 5, 19, 95, 131, 655, 2489, 5581, 12445, 27905, 106039, 530195, 731111, 3655555, 13891109, 69455545]

約数ペア:

[(1, 69455545), (5, 13891109), (19, 3655555), (95, 731111), (131, 530195), (655, 106039), (2489, 27905), (5581, 12445)]