81414008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1447}}^1$

素因数の和:2007

約数の個数: 32

約数和(自身を含む): 164811360

約数和(自身を除く): 83397352

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 541, 1082, 1447, 2164, 2894, 4328, 5788, 7033, 11576, 14066, 18811, 28132, 37622, 56264, 75244, 150488, 782827, 1565654, 3131308, 6262616, 10176751, 20353502, 40707004, 81414008]

約数ペア:

[(1, 81414008), (2, 40707004), (4, 20353502), (8, 10176751), (13, 6262616), (26, 3131308), (52, 1565654), (104, 782827), (541, 150488), (1082, 75244), (1447, 56264), (2164, 37622), (2894, 28132), (4328, 18811), (5788, 14066), (7033, 11576)]