85278004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 180853120

約数和(自身を除く): 95575116

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 157, 266, 314, 532, 628, 1021, 1099, 2042, 2198, 2983, 4084, 4396, 5966, 7147, 11932, 14294, 19399, 20881, 28588, 38798, 41762, 77596, 83524, 135793, 160297, 271586, 320594, 543172, 641188, 1122079, 2244158, 3045643, 4488316, 6091286, 12182572, 21319501, 42639002, 85278004]

約数ペア:

[(1, 85278004), (2, 42639002), (4, 21319501), (7, 12182572), (14, 6091286), (19, 4488316), (28, 3045643), (38, 2244158), (76, 1122079), (133, 641188), (157, 543172), (266, 320594), (314, 271586), (532, 160297), (628, 135793), (1021, 83524), (1099, 77596), (2042, 41762), (2198, 38798), (2983, 28588), (4084, 20881), (4396, 19399), (5966, 14294), (7147, 11932)]