80906145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317279}}^1$

素因数の和:317304

約数の個数: 16

約数和(自身を含む): 137064960

約数和(自身を除く): 56158815

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 317279, 951837, 1586395, 4759185, 5393743, 16181229, 26968715, 80906145]

約数ペア:

[(1, 80906145), (3, 26968715), (5, 16181229), (15, 5393743), (17, 4759185), (51, 1586395), (85, 951837), (255, 317279)]