28305494815

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{3371}}^1$

素因数の和:3944

約数の個数: 48

約数和(自身を含む): 38801738880

約数和(自身を除く): 10496244065

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 523, 845, 1235, 2615, 3211, 3371, 6799, 9937, 16055, 16855, 33995, 43823, 49685, 64049, 88387, 129181, 219115, 320245, 441935, 569699, 645905, 832637, 1679353, 1763033, 2848495, 4163185, 8396765, 8815165, 10824281, 22919429, 33497627, 54121405, 114597145, 167488135, 297952577, 435469151, 1489762885, 2177345755, 5661098963, 28305494815]

約数ペア:

[(1, 28305494815), (5, 5661098963), (13, 2177345755), (19, 1489762885), (65, 435469151), (95, 297952577), (169, 167488135), (247, 114597145), (523, 54121405), (845, 33497627), (1235, 22919429), (2615, 10824281), (3211, 8815165), (3371, 8396765), (6799, 4163185), (9937, 2848495), (16055, 1763033), (16855, 1679353), (33995, 832637), (43823, 645905), (49685, 569699), (64049, 441935), (88387, 320245), (129181, 219115)]