158688008

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{20641}}^1$

素因数の和:20709

約数の個数: 24

約数和(自身を含む): 307462590

約数和(自身を除く): 148774582

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 961, 1922, 3844, 7688, 20641, 41282, 82564, 165128, 639871, 1279742, 2559484, 5118968, 19836001, 39672002, 79344004, 158688008]

約数ペア:

[(1, 158688008), (2, 79344004), (4, 39672002), (8, 19836001), (31, 5118968), (62, 2559484), (124, 1279742), (248, 639871), (961, 165128), (1922, 82564), (3844, 41282), (7688, 20641)]