81104255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{2129}}^1$

素因数の和:2554

約数の個数: 16

約数和(自身を含む): 102751200

約数和(自身を除く): 21646945

約数列:

[1, 5, 19, 95, 401, 2005, 2129, 7619, 10645, 38095, 40451, 202255, 853729, 4268645, 16220851, 81104255]

約数ペア:

[(1, 81104255), (5, 16220851), (19, 4268645), (95, 853729), (401, 202255), (2005, 40451), (2129, 38095), (7619, 10645)]