80319985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{5279}}^1$

素因数の和:5480

約数の個数: 16

約数和(自身を含む): 102643200

約数和(自身を除く): 22323215

約数列:

[1, 5, 17, 85, 179, 895, 3043, 5279, 15215, 26395, 89743, 448715, 944941, 4724705, 16063997, 80319985]

約数ペア:

[(1, 80319985), (5, 16063997), (17, 4724705), (85, 944941), (179, 448715), (895, 89743), (3043, 26395), (5279, 15215)]