80881736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16547}}^1$

素因数の和:16613

約数の個数: 32

約数和(自身を含む): 166803840

約数和(自身を除く): 85922104

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 16547, 33094, 66188, 132376, 215111, 430222, 777709, 860444, 1555418, 1720888, 3110836, 6221672, 10110217, 20220434, 40440868, 80881736]

約数ペア:

[(1, 80881736), (2, 40440868), (4, 20220434), (8, 10110217), (13, 6221672), (26, 3110836), (47, 1720888), (52, 1555418), (94, 860444), (104, 777709), (188, 430222), (376, 215111), (611, 132376), (1222, 66188), (2444, 33094), (4888, 16547)]