25354864

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 50822640

約数和(自身を除く): 25467776

約数列:

[1, 2, 4, 8, 16, 43, 86, 137, 172, 269, 274, 344, 538, 548, 688, 1076, 1096, 2152, 2192, 4304, 5891, 11567, 11782, 23134, 23564, 36853, 46268, 47128, 73706, 92536, 94256, 147412, 185072, 294824, 589648, 1584679, 3169358, 6338716, 12677432, 25354864]

約数ペア:

[(1, 25354864), (2, 12677432), (4, 6338716), (8, 3169358), (16, 1584679), (43, 589648), (86, 294824), (137, 185072), (172, 147412), (269, 94256), (274, 92536), (344, 73706), (538, 47128), (548, 46268), (688, 36853), (1076, 23564), (1096, 23134), (2152, 11782), (2192, 11567), (4304, 5891)]