78720848

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{169657}}^1$

素因数の和:169694

約数の個数: 20

約数和(自身を含む): 157781940

約数和(自身を除く): 79061092

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 169657, 339314, 678628, 1357256, 2714512, 4920053, 9840106, 19680212, 39360424, 78720848]

約数ペア:

[(1, 78720848), (2, 39360424), (4, 19680212), (8, 9840106), (16, 4920053), (29, 2714512), (58, 1357256), (116, 678628), (232, 339314), (464, 169657)]