82804880

素因数分解:

$2^4\times 5^1\times {\mathrm{1035061}}^1$

素因数の和:1035074

約数の個数: 20

約数和(自身を含む): 192521532

約数和(自身を除く): 109716652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1035061, 2070122, 4140244, 5175305, 8280488, 10350610, 16560976, 20701220, 41402440, 82804880]

約数ペア:

[(1, 82804880), (2, 41402440), (4, 20701220), (5, 16560976), (8, 10350610), (10, 8280488), (16, 5175305), (20, 4140244), (40, 2070122), (80, 1035061)]