81017552

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65761}}^1$

素因数の和:65787

約数の個数: 40

約数和(自身を含む): 195707712

約数和(自身を除く): 114690160

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 65761, 131522, 263044, 460327, 526088, 723371, 920654, 1052176, 1446742, 1841308, 2893484, 3682616, 5063597, 5786968, 7365232, 10127194, 11573936, 20254388, 40508776, 81017552]

約数ペア:

[(1, 81017552), (2, 40508776), (4, 20254388), (7, 11573936), (8, 10127194), (11, 7365232), (14, 5786968), (16, 5063597), (22, 3682616), (28, 2893484), (44, 1841308), (56, 1446742), (77, 1052176), (88, 920654), (112, 723371), (154, 526088), (176, 460327), (308, 263044), (616, 131522), (1232, 65761)]