67740712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2081}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 137287080

約数和(自身を除く): 69546368

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 313, 626, 1252, 2081, 2504, 4069, 4162, 8138, 8324, 16276, 16648, 27053, 32552, 54106, 108212, 216424, 651353, 1302706, 2605412, 5210824, 8467589, 16935178, 33870356, 67740712]

約数ペア:

[(1, 67740712), (2, 33870356), (4, 16935178), (8, 8467589), (13, 5210824), (26, 2605412), (52, 1302706), (104, 651353), (313, 216424), (626, 108212), (1252, 54106), (2081, 32552), (2504, 27053), (4069, 16648), (4162, 16276), (8138, 8324)]