680255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 16

約数和(自身を含む): 886464

約数和(自身を除く): 206209

約数列:

[1, 5, 17, 53, 85, 151, 265, 755, 901, 2567, 4505, 8003, 12835, 40015, 136051, 680255]

約数ペア:

[(1, 680255), (5, 136051), (17, 40015), (53, 12835), (85, 8003), (151, 4505), (265, 2567), (755, 901)]