85389715

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{617}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 104120640

約数和(自身を除く): 18730925

約数列:

[1, 5, 89, 311, 445, 617, 1555, 3085, 27679, 54913, 138395, 191887, 274565, 959435, 17077943, 85389715]

約数ペア:

[(1, 85389715), (5, 17077943), (89, 959435), (311, 274565), (445, 191887), (617, 138395), (1555, 54913), (3085, 27679)]