80920668

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{156823}}^1$

素因数の和:156873

約数の個数: 24

約数和(自身を含む): 193207168

約数和(自身を除く): 112286500

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 156823, 313646, 470469, 627292, 940938, 1881876, 6743389, 13486778, 20230167, 26973556, 40460334, 80920668]

約数ペア:

[(1, 80920668), (2, 40460334), (3, 26973556), (4, 20230167), (6, 13486778), (12, 6743389), (43, 1881876), (86, 940938), (129, 627292), (172, 470469), (258, 313646), (516, 156823)]