85080620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{63493}}^1$

素因数の和:63569

約数の個数: 24

約数和(自身を含む): 181338864

約数和(自身を除く): 96258244

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 63493, 126986, 253972, 317465, 634930, 1269860, 4254031, 8508062, 17016124, 21270155, 42540310, 85080620]

約数ペア:

[(1, 85080620), (2, 42540310), (4, 21270155), (5, 17016124), (10, 8508062), (20, 4254031), (67, 1269860), (134, 634930), (268, 317465), (335, 253972), (670, 126986), (1340, 63493)]