78377812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{2153}}^1$

素因数の和:2655

約数の個数: 24

約数和(自身を含む): 144748800

約数和(自身を除く): 66370988

約数列:

[1, 2, 4, 19, 38, 76, 479, 958, 1916, 2153, 4306, 8612, 9101, 18202, 36404, 40907, 81814, 163628, 1031287, 2062574, 4125148, 19594453, 39188906, 78377812]

約数ペア:

[(1, 78377812), (2, 39188906), (4, 19594453), (19, 4125148), (38, 2062574), (76, 1031287), (479, 163628), (958, 81814), (1916, 40907), (2153, 36404), (4306, 18202), (8612, 9101)]