78720964

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{3343}}^1$

素因数の和:3412

約数の個数: 36

約数和(自身を含む): 163106944

約数和(自身を除く): 84385980

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 841, 1682, 3343, 3364, 5887, 6686, 11774, 13372, 23401, 23548, 46802, 93604, 96947, 193894, 387788, 678629, 1357258, 2714516, 2811463, 5622926, 11245852, 19680241, 39360482, 78720964]

約数ペア:

[(1, 78720964), (2, 39360482), (4, 19680241), (7, 11245852), (14, 5622926), (28, 2811463), (29, 2714516), (58, 1357258), (116, 678629), (203, 387788), (406, 193894), (812, 96947), (841, 93604), (1682, 46802), (3343, 23548), (3364, 23401), (5887, 13372), (6686, 11774)]