90982775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2137}}^1$

素因数の和:2291

約数の個数: 24

約数和(自身を含む): 122481744

約数和(自身を除く): 31498969

約数列:

[1, 5, 13, 25, 65, 131, 325, 655, 1703, 2137, 3275, 8515, 10685, 27781, 42575, 53425, 138905, 279947, 694525, 1399735, 3639311, 6998675, 18196555, 90982775]

約数ペア:

[(1, 90982775), (5, 18196555), (13, 6998675), (25, 3639311), (65, 1399735), (131, 694525), (325, 279947), (655, 138905), (1703, 53425), (2137, 42575), (3275, 27781), (8515, 10685)]