205778872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{7699}}^1$

素因数の和:7975

約数の個数: 32

約数和(自身を含む): 417186000

約数和(自身を除く): 211407128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 2056, 3341, 6682, 7699, 13364, 15398, 26728, 30796, 61592, 100087, 200174, 400348, 800696, 1978643, 3957286, 7914572, 15829144, 25722359, 51444718, 102889436, 205778872]

約数ペア:

[(1, 205778872), (2, 102889436), (4, 51444718), (8, 25722359), (13, 15829144), (26, 7914572), (52, 3957286), (104, 1978643), (257, 800696), (514, 400348), (1028, 200174), (2056, 100087), (3341, 61592), (6682, 30796), (7699, 26728), (13364, 15398)]