80509100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{115013}}^1$

素因数の和:115034

約数の個数: 36

約数和(自身を含む): 199664304

約数和(自身を除く): 119155204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 115013, 230026, 460052, 575065, 805091, 1150130, 1610182, 2300260, 2875325, 3220364, 4025455, 5750650, 8050910, 11501300, 16101820, 20127275, 40254550, 80509100]

約数ペア:

[(1, 80509100), (2, 40254550), (4, 20127275), (5, 16101820), (7, 11501300), (10, 8050910), (14, 5750650), (20, 4025455), (25, 3220364), (28, 2875325), (35, 2300260), (50, 1610182), (70, 1150130), (100, 805091), (140, 575065), (175, 460052), (350, 230026), (700, 115013)]