25606505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4243}}^1$

素因数の和:4336

約数の個数: 16

約数和(自身を含む): 33001344

約数和(自身を除く): 7394839

約数列:

[1, 5, 17, 71, 85, 355, 1207, 4243, 6035, 21215, 72131, 301253, 360655, 1506265, 5121301, 25606505]

約数ペア:

[(1, 25606505), (5, 5121301), (17, 1506265), (71, 360655), (85, 301253), (355, 72131), (1207, 21215), (4243, 6035)]