90199972

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{353}}^1\times {\mathrm{503}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 159860736

約数和(自身を除く): 69660764

約数列:

[1, 2, 4, 127, 254, 353, 503, 508, 706, 1006, 1412, 2012, 44831, 63881, 89662, 127762, 177559, 179324, 255524, 355118, 710236, 22549993, 45099986, 90199972]

約数ペア:

[(1, 90199972), (2, 45099986), (4, 22549993), (127, 710236), (254, 355118), (353, 255524), (503, 179324), (508, 177559), (706, 127762), (1006, 89662), (1412, 63881), (2012, 44831)]