64383865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2089

約数の個数: 32

約数和(自身を含む): 96477696

約数和(自身を除く): 32093831

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 355, 455, 497, 923, 1993, 2485, 4615, 6461, 9965, 13951, 25909, 32305, 69755, 129545, 141503, 181363, 707515, 906815, 990521, 1839539, 4952605, 9197695, 12876773, 64383865]

約数ペア:

[(1, 64383865), (5, 12876773), (7, 9197695), (13, 4952605), (35, 1839539), (65, 990521), (71, 906815), (91, 707515), (355, 181363), (455, 141503), (497, 129545), (923, 69755), (1993, 32305), (2485, 25909), (4615, 13951), (6461, 9965)]