809123425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{35449}}^1$

素因数の和:35553

約数の個数: 24

約数和(自身を含む): 1107741600

約数和(自身を除く): 298618175

約数列:

[1, 5, 11, 25, 55, 83, 275, 415, 913, 2075, 4565, 22825, 35449, 177245, 389939, 886225, 1949695, 2942267, 9748475, 14711335, 32364937, 73556675, 161824685, 809123425]

約数ペア:

[(1, 809123425), (5, 161824685), (11, 73556675), (25, 32364937), (55, 14711335), (83, 9748475), (275, 2942267), (415, 1949695), (913, 886225), (2075, 389939), (4565, 177245), (22825, 35449)]