65716816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{5573}}^1$

素因数の和:5659

約数の個数: 40

約数和(自身を含む): 140999904

約数和(自身を除く): 75283088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 134, 176, 268, 536, 737, 1072, 1474, 2948, 5573, 5896, 11146, 11792, 22292, 44584, 61303, 89168, 122606, 245212, 373391, 490424, 746782, 980848, 1493564, 2987128, 4107301, 5974256, 8214602, 16429204, 32858408, 65716816]

約数ペア:

[(1, 65716816), (2, 32858408), (4, 16429204), (8, 8214602), (11, 5974256), (16, 4107301), (22, 2987128), (44, 1493564), (67, 980848), (88, 746782), (134, 490424), (176, 373391), (268, 245212), (536, 122606), (737, 89168), (1072, 61303), (1474, 44584), (2948, 22292), (5573, 11792), (5896, 11146)]