205865224

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{100129}}^1$

素因数の和:100392

約数の個数: 16

約数和(自身を含む): 387503100

約数和(自身を除く): 181637876

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 100129, 200258, 400516, 801032, 25733153, 51466306, 102932612, 205865224]

約数ペア:

[(1, 205865224), (2, 102932612), (4, 51466306), (8, 25733153), (257, 801032), (514, 400516), (1028, 200258), (2056, 100129)]