82992950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 163680000

約数和(自身を除く): 80687050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 199, 398, 439, 475, 878, 950, 995, 1990, 2195, 3781, 4390, 4975, 7562, 8341, 9950, 10975, 16682, 18905, 21950, 37810, 41705, 83410, 87361, 94525, 174722, 189050, 208525, 417050, 436805, 873610, 1659859, 2184025, 3319718, 4368050, 8299295, 16598590, 41496475, 82992950]

約数ペア:

[(1, 82992950), (2, 41496475), (5, 16598590), (10, 8299295), (19, 4368050), (25, 3319718), (38, 2184025), (50, 1659859), (95, 873610), (190, 436805), (199, 417050), (398, 208525), (439, 189050), (475, 174722), (878, 94525), (950, 87361), (995, 83410), (1990, 41705), (2195, 37810), (3781, 21950), (4390, 18905), (4975, 16682), (7562, 10975), (8341, 9950)]