81335452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 163296000

約数和(自身を除く): 81960548

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 179, 253, 358, 449, 506, 716, 898, 1012, 1796, 1969, 3938, 4117, 4939, 7876, 8234, 9878, 10327, 16468, 19756, 20654, 41308, 45287, 80371, 90574, 113597, 160742, 181148, 227194, 321484, 454388, 884081, 1768162, 1848533, 3536324, 3697066, 7394132, 20333863, 40667726, 81335452]

約数ペア:

[(1, 81335452), (2, 40667726), (4, 20333863), (11, 7394132), (22, 3697066), (23, 3536324), (44, 1848533), (46, 1768162), (92, 884081), (179, 454388), (253, 321484), (358, 227194), (449, 181148), (506, 160742), (716, 113597), (898, 90574), (1012, 80371), (1796, 45287), (1969, 41308), (3938, 20654), (4117, 19756), (4939, 16468), (7876, 10327), (8234, 9878)]