25543376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:459

約数の個数: 40

約数和(自身を含む): 51199104

約数和(自身を除く): 25655728

約数列:

[1, 2, 4, 8, 16, 43, 86, 137, 172, 271, 274, 344, 542, 548, 688, 1084, 1096, 2168, 2192, 4336, 5891, 11653, 11782, 23306, 23564, 37127, 46612, 47128, 74254, 93224, 94256, 148508, 186448, 297016, 594032, 1596461, 3192922, 6385844, 12771688, 25543376]

約数ペア:

[(1, 25543376), (2, 12771688), (4, 6385844), (8, 3192922), (16, 1596461), (43, 594032), (86, 297016), (137, 186448), (172, 148508), (271, 94256), (274, 93224), (344, 74254), (542, 47128), (548, 46612), (688, 37127), (1084, 23564), (1096, 23306), (2168, 11782), (2192, 11653), (4336, 5891)]