80698396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{7639}}^1$

素因数の和:7801

約数の個数: 24

約数和(自身を含む): 149744000

約数和(自身を除く): 69045604

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 7639, 10564, 15278, 30556, 145141, 290282, 580564, 1061821, 2123642, 4247284, 20174599, 40349198, 80698396]

約数ペア:

[(1, 80698396), (2, 40349198), (4, 20174599), (19, 4247284), (38, 2123642), (76, 1061821), (139, 580564), (278, 290282), (556, 145141), (2641, 30556), (5282, 15278), (7639, 10564)]