78420304

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{113983}}^1$

素因数の和:114034

約数の個数: 20

約数和(自身を含む): 155474176

約数和(自身を除く): 77053872

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 113983, 227966, 455932, 911864, 1823728, 4901269, 9802538, 19605076, 39210152, 78420304]

約数ペア:

[(1, 78420304), (2, 39210152), (4, 19605076), (8, 9802538), (16, 4901269), (43, 1823728), (86, 911864), (172, 455932), (344, 227966), (688, 113983)]