54123025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 78566400

約数和(自身を除く): 24443375

約数列:

[1, 5, 11, 23, 25, 43, 55, 115, 199, 215, 253, 275, 473, 575, 989, 995, 1075, 1265, 2189, 2365, 4577, 4945, 4975, 6325, 8557, 10879, 10945, 11825, 22885, 24725, 42785, 50347, 54395, 54725, 94127, 114425, 196811, 213925, 251735, 271975, 470635, 984055, 1258675, 2164921, 2353175, 4920275, 10824605, 54123025]

約数ペア:

[(1, 54123025), (5, 10824605), (11, 4920275), (23, 2353175), (25, 2164921), (43, 1258675), (55, 984055), (115, 470635), (199, 271975), (215, 251735), (253, 213925), (275, 196811), (473, 114425), (575, 94127), (989, 54725), (995, 54395), (1075, 50347), (1265, 42785), (2189, 24725), (2365, 22885), (4577, 11825), (4945, 10945), (4975, 10879), (6325, 8557)]