255725128

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{4153}}^1$

素因数の和:4381

約数の個数: 32

約数和(自身を含む): 493495200

約数和(自身を除く): 237770072

約数列:

[1, 2, 4, 8, 43, 86, 172, 179, 344, 358, 716, 1432, 4153, 7697, 8306, 15394, 16612, 30788, 33224, 61576, 178579, 357158, 714316, 743387, 1428632, 1486774, 2973548, 5947096, 31965641, 63931282, 127862564, 255725128]

約数ペア:

[(1, 255725128), (2, 127862564), (4, 63931282), (8, 31965641), (43, 5947096), (86, 2973548), (172, 1486774), (179, 1428632), (344, 743387), (358, 714316), (716, 357158), (1432, 178579), (4153, 61576), (7697, 33224), (8306, 30788), (15394, 16612)]