1311451775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{1039}}^1\times {\mathrm{1741}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 1684862400

約数和(自身を除く): 373410625

約数列:

[1, 5, 25, 29, 145, 725, 1039, 1741, 5195, 8705, 25975, 30131, 43525, 50489, 150655, 252445, 753275, 1262225, 1808899, 9044495, 45222475, 52458071, 262290355, 1311451775]

約数ペア:

[(1, 1311451775), (5, 262290355), (25, 52458071), (29, 45222475), (145, 9044495), (725, 1808899), (1039, 1262225), (1741, 753275), (5195, 252445), (8705, 150655), (25975, 50489), (30131, 43525)]