319707865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 420526080

約数和(自身を除く): 100818215

約数列:

[1, 5, 17, 47, 79, 85, 235, 395, 799, 1013, 1343, 3713, 3995, 5065, 6715, 17221, 18565, 47611, 63121, 80027, 86105, 238055, 315605, 400135, 809387, 1360459, 3761269, 4046935, 6802295, 18806345, 63941573, 319707865]

約数ペア:

[(1, 319707865), (5, 63941573), (17, 18806345), (47, 6802295), (79, 4046935), (85, 3761269), (235, 1360459), (395, 809387), (799, 400135), (1013, 315605), (1343, 238055), (3713, 86105), (3995, 80027), (5065, 63121), (6715, 47611), (17221, 18565)]