2720451775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{15277}}^1$

素因数の和:15723

約数の個数: 24

約数和(自身を含む): 3580552080

約数和(自身を除く): 860100305

約数列:

[1, 5, 17, 25, 85, 419, 425, 2095, 7123, 10475, 15277, 35615, 76385, 178075, 259709, 381925, 1298545, 6401063, 6492725, 32005315, 108818071, 160026575, 544090355, 2720451775]

約数ペア:

[(1, 2720451775), (5, 544090355), (17, 160026575), (25, 108818071), (85, 32005315), (419, 6492725), (425, 6401063), (2095, 1298545), (7123, 381925), (10475, 259709), (15277, 178075), (35615, 76385)]