18886622975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{2281}}^1\times {\mathrm{30109}}^1$

素因数の和:32411

約数の個数: 24

約数和(自身を含む): 25560499440

約数和(自身を除く): 6673876465

約数列:

[1, 5, 11, 25, 55, 275, 2281, 11405, 25091, 30109, 57025, 125455, 150545, 331199, 627275, 752725, 1655995, 8279975, 68678629, 343393145, 755464919, 1716965725, 3777324595, 18886622975]

約数ペア:

[(1, 18886622975), (5, 3777324595), (11, 1716965725), (25, 755464919), (55, 343393145), (275, 68678629), (2281, 8279975), (11405, 1655995), (25091, 752725), (30109, 627275), (57025, 331199), (125455, 150545)]