25278256

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:541

約数の個数: 40

約数和(自身を含む): 51135120

約数和(自身を除く): 25856864

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 157, 232, 314, 347, 464, 628, 694, 1256, 1388, 2512, 2776, 4553, 5552, 9106, 10063, 18212, 20126, 36424, 40252, 54479, 72848, 80504, 108958, 161008, 217916, 435832, 871664, 1579891, 3159782, 6319564, 12639128, 25278256]

約数ペア:

[(1, 25278256), (2, 12639128), (4, 6319564), (8, 3159782), (16, 1579891), (29, 871664), (58, 435832), (116, 217916), (157, 161008), (232, 108958), (314, 80504), (347, 72848), (464, 54479), (628, 40252), (694, 36424), (1256, 20126), (1388, 18212), (2512, 10063), (2776, 9106), (4553, 5552)]