80295505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 105753600

約数和(自身を除く): 25458095

約数列:

[1, 5, 17, 47, 85, 101, 199, 235, 505, 799, 995, 1717, 3383, 3995, 4747, 8585, 9353, 16915, 20099, 23735, 46765, 80699, 100495, 159001, 341683, 403495, 795005, 944653, 1708415, 4723265, 16059101, 80295505]

約数ペア:

[(1, 80295505), (5, 16059101), (17, 4723265), (47, 1708415), (85, 944653), (101, 795005), (199, 403495), (235, 341683), (505, 159001), (799, 100495), (995, 80699), (1717, 46765), (3383, 23735), (3995, 20099), (4747, 16915), (8585, 9353)]