77540188

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{160207}}^1$

素因数の和:160233

約数の個数: 18

約数和(自身を含む): 149153648

約数和(自身を除く): 71613460

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 160207, 320414, 640828, 1762277, 3524554, 7049108, 19385047, 38770094, 77540188]

約数ペア:

[(1, 77540188), (2, 38770094), (4, 19385047), (11, 7049108), (22, 3524554), (44, 1762277), (121, 640828), (242, 320414), (484, 160207)]