27471950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 28774450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 199, 251, 275, 398, 502, 550, 995, 1255, 1990, 2189, 2510, 2761, 4378, 4975, 5522, 6275, 9950, 10945, 12550, 13805, 21890, 27610, 49949, 54725, 69025, 99898, 109450, 138050, 249745, 499490, 549439, 1098878, 1248725, 2497450, 2747195, 5494390, 13735975, 27471950]

約数ペア:

[(1, 27471950), (2, 13735975), (5, 5494390), (10, 2747195), (11, 2497450), (22, 1248725), (25, 1098878), (50, 549439), (55, 499490), (110, 249745), (199, 138050), (251, 109450), (275, 99898), (398, 69025), (502, 54725), (550, 49949), (995, 27610), (1255, 21890), (1990, 13805), (2189, 12550), (2510, 10945), (2761, 9950), (4378, 6275), (4975, 5522)]