80187485

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{21019}}^1$

素因数の和:21140

約数の個数: 16

約数和(自身を含む): 110985600

約数和(自身を除く): 30798115

約数列:

[1, 5, 7, 35, 109, 545, 763, 3815, 21019, 105095, 147133, 735665, 2291071, 11455355, 16037497, 80187485]

約数ペア:

[(1, 80187485), (5, 16037497), (7, 11455355), (35, 2291071), (109, 735665), (545, 147133), (763, 105095), (3815, 21019)]