260508872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{80803}}^1$

素因数の和:80853

約数の個数: 32

約数和(自身を含む): 543002880

約数和(自身を除く): 282494008

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 80803, 161606, 323212, 646424, 1050439, 2100878, 2504893, 4201756, 5009786, 8403512, 10019572, 20039144, 32563609, 65127218, 130254436, 260508872]

約数ペア:

[(1, 260508872), (2, 130254436), (4, 65127218), (8, 32563609), (13, 20039144), (26, 10019572), (31, 8403512), (52, 5009786), (62, 4201756), (104, 2504893), (124, 2100878), (248, 1050439), (403, 646424), (806, 323212), (1612, 161606), (3224, 80803)]