205653764

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 387072000

約数和(自身を除く): 181418236

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 199, 239, 398, 478, 796, 956, 1081, 2162, 4324, 4577, 5497, 9154, 9353, 10994, 11233, 18308, 18706, 21988, 22466, 37412, 44932, 47561, 95122, 190244, 215119, 258359, 430238, 516718, 860476, 1033436, 1093903, 2187806, 2235367, 4375612, 4470734, 8941468, 51413441, 102826882, 205653764]

約数ペア:

[(1, 205653764), (2, 102826882), (4, 51413441), (23, 8941468), (46, 4470734), (47, 4375612), (92, 2235367), (94, 2187806), (188, 1093903), (199, 1033436), (239, 860476), (398, 516718), (478, 430238), (796, 258359), (956, 215119), (1081, 190244), (2162, 95122), (4324, 47561), (4577, 44932), (5497, 37412), (9154, 22466), (9353, 21988), (10994, 18706), (11233, 18308)]