78840196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{10271}}^1$

素因数の和:10395

約数の個数: 24

約数和(自身を含む): 146684160

約数和(自身を除く): 67843964

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 3838, 7676, 10271, 20542, 41084, 195149, 390298, 780596, 1037371, 2074742, 4149484, 19710049, 39420098, 78840196]

約数ペア:

[(1, 78840196), (2, 39420098), (4, 19710049), (19, 4149484), (38, 2074742), (76, 1037371), (101, 780596), (202, 390298), (404, 195149), (1919, 41084), (3838, 20542), (7676, 10271)]