83078980

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{8161}}^1$

素因数の和:8679

約数の個数: 24

約数和(自身を含む): 174830040

約数和(自身を除く): 91751060

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 8161, 10180, 16322, 32644, 40805, 81610, 163220, 4153949, 8307898, 16615796, 20769745, 41539490, 83078980]

約数ペア:

[(1, 83078980), (2, 41539490), (4, 20769745), (5, 16615796), (10, 8307898), (20, 4153949), (509, 163220), (1018, 81610), (2036, 40805), (2545, 32644), (5090, 16322), (8161, 10180)]