68779575

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7109}}^1$

素因数の和:7168

約数の個数: 36

約数和(自身を含む): 126074520

約数和(自身を除く): 57294945

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 7109, 9675, 21327, 35545, 63981, 106635, 177725, 305687, 319905, 533175, 917061, 1528435, 1599525, 2751183, 4585305, 7642175, 13755915, 22926525, 68779575]

約数ペア:

[(1, 68779575), (3, 22926525), (5, 13755915), (9, 7642175), (15, 4585305), (25, 2751183), (43, 1599525), (45, 1528435), (75, 917061), (129, 533175), (215, 319905), (225, 305687), (387, 177725), (645, 106635), (1075, 63981), (1935, 35545), (3225, 21327), (7109, 9675)]