201565975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2239}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 270260480

約数和(自身を除く): 68694505

約数列:

[1, 5, 13, 25, 65, 277, 325, 1385, 2239, 3601, 6925, 11195, 18005, 29107, 55975, 90025, 145535, 620203, 727675, 3101015, 8062639, 15505075, 40313195, 201565975]

約数ペア:

[(1, 201565975), (5, 40313195), (13, 15505075), (25, 8062639), (65, 3101015), (277, 727675), (325, 620203), (1385, 145535), (2239, 90025), (3601, 55975), (6925, 29107), (11195, 18005)]