85390790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{1063}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 159727680

約数和(自身を除く): 74336890

約数列:

[1, 2, 5, 10, 29, 58, 145, 277, 290, 554, 1063, 1385, 2126, 2770, 5315, 8033, 10630, 16066, 30827, 40165, 61654, 80330, 154135, 294451, 308270, 588902, 1472255, 2944510, 8539079, 17078158, 42695395, 85390790]

約数ペア:

[(1, 85390790), (2, 42695395), (5, 17078158), (10, 8539079), (29, 2944510), (58, 1472255), (145, 588902), (277, 308270), (290, 294451), (554, 154135), (1063, 80330), (1385, 61654), (2126, 40165), (2770, 30827), (5315, 16066), (8033, 10630)]