80802955

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 103888800

約数和(自身を除く): 23085845

約数列:

[1, 5, 17, 85, 199, 281, 289, 995, 1405, 1445, 3383, 4777, 16915, 23885, 55919, 57511, 81209, 279595, 287555, 406045, 950623, 4753115, 16160591, 80802955]

約数ペア:

[(1, 80802955), (5, 16160591), (17, 4753115), (85, 950623), (199, 406045), (281, 287555), (289, 279595), (995, 81209), (1405, 57511), (1445, 55919), (3383, 23885), (4777, 16915)]