77999248

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{113371}}^1$

素因数の和:113422

約数の個数: 20

約数和(自身を含む): 154639408

約数和(自身を除く): 76640160

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 113371, 226742, 453484, 906968, 1813936, 4874953, 9749906, 19499812, 38999624, 77999248]

約数ペア:

[(1, 77999248), (2, 38999624), (4, 19499812), (8, 9749906), (16, 4874953), (43, 1813936), (86, 906968), (172, 453484), (344, 226742), (688, 113371)]