87637810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1733}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 170417520

約数和(自身を除く): 82779710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 389, 778, 1733, 1945, 3466, 3890, 5057, 8665, 10114, 17330, 22529, 25285, 45058, 50570, 112645, 225290, 674137, 1348274, 3370685, 6741370, 8763781, 17527562, 43818905, 87637810]

約数ペア:

[(1, 87637810), (2, 43818905), (5, 17527562), (10, 8763781), (13, 6741370), (26, 3370685), (65, 1348274), (130, 674137), (389, 225290), (778, 112645), (1733, 50570), (1945, 45058), (3466, 25285), (3890, 22529), (5057, 17330), (8665, 10114)]