161038256

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{39163}}^1$

素因数の和:39428

約数の個数: 20

約数和(自身を含む): 313233672

約数和(自身を除く): 152195416

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 39163, 78326, 156652, 313304, 626608, 10064891, 20129782, 40259564, 80519128, 161038256]

約数ペア:

[(1, 161038256), (2, 80519128), (4, 40259564), (8, 20129782), (16, 10064891), (257, 626608), (514, 313304), (1028, 156652), (2056, 78326), (4112, 39163)]