66722576

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{40487}}^1$

素因数の和:40598

約数の個数: 20

約数和(自身を含む): 130533312

約数和(自身を除く): 63810736

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 40487, 80974, 161948, 323896, 647792, 4170161, 8340322, 16680644, 33361288, 66722576]

約数ペア:

[(1, 66722576), (2, 33361288), (4, 16680644), (8, 8340322), (16, 4170161), (103, 647792), (206, 323896), (412, 161948), (824, 80974), (1648, 40487)]