67712255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{2417}}^1$

素因数の和:2866

約数の個数: 16

約数和(自身を含む): 87744384

約数和(自身を除く): 20032129

約数列:

[1, 5, 13, 65, 431, 2155, 2417, 5603, 12085, 28015, 31421, 157105, 1041727, 5208635, 13542451, 67712255]

約数ペア:

[(1, 67712255), (5, 13542451), (13, 5208635), (65, 1041727), (431, 157105), (2155, 31421), (2417, 28015), (5603, 12085)]