158272784

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{24917}}^1$

素因数の和:25322

約数の個数: 20

約数和(自身を含む): 307438284

約数和(自身を除く): 149165500

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 6352, 24917, 49834, 99668, 199336, 398672, 9892049, 19784098, 39568196, 79136392, 158272784]

約数ペア:

[(1, 158272784), (2, 79136392), (4, 39568196), (8, 19784098), (16, 9892049), (397, 398672), (794, 199336), (1588, 99668), (3176, 49834), (6352, 24917)]