205637008

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{1163}}^1$

素因数の和:1471

約数の個数: 40

約数和(自身を含む): 409625568

約数和(自身を除く): 203988560

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 257, 344, 514, 688, 1028, 1163, 2056, 2326, 4112, 4652, 9304, 11051, 18608, 22102, 44204, 50009, 88408, 100018, 176816, 200036, 298891, 400072, 597782, 800144, 1195564, 2391128, 4782256, 12852313, 25704626, 51409252, 102818504, 205637008]

約数ペア:

[(1, 205637008), (2, 102818504), (4, 51409252), (8, 25704626), (16, 12852313), (43, 4782256), (86, 2391128), (172, 1195564), (257, 800144), (344, 597782), (514, 400072), (688, 298891), (1028, 200036), (1163, 176816), (2056, 100018), (2326, 88408), (4112, 50009), (4652, 44204), (9304, 22102), (11051, 18608)]