85848340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{80989}}^1$

素因数の和:81051

約数の個数: 24

約数和(自身を含む): 183685320

約数和(自身を除く): 97836980

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 80989, 161978, 323956, 404945, 809890, 1619780, 4292417, 8584834, 17169668, 21462085, 42924170, 85848340]

約数ペア:

[(1, 85848340), (2, 42924170), (4, 21462085), (5, 17169668), (10, 8584834), (20, 4292417), (53, 1619780), (106, 809890), (212, 404945), (265, 323956), (530, 161978), (1060, 80989)]