78505816

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{239347}}^1$

素因数の和:239394

約数の個数: 16

約数和(自身を含む): 150789240

約数和(自身を除く): 72283424

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 239347, 478694, 957388, 1914776, 9813227, 19626454, 39252908, 78505816]

約数ペア:

[(1, 78505816), (2, 39252908), (4, 19626454), (8, 9813227), (41, 1914776), (82, 957388), (164, 478694), (328, 239347)]