80796260

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{13159}}^1$

素因数の和:13475

約数の個数: 24

約数和(自身を含む): 170237760

約数和(自身を除く): 89441500

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 13159, 26318, 52636, 65795, 131590, 263180, 4039813, 8079626, 16159252, 20199065, 40398130, 80796260]

約数ペア:

[(1, 80796260), (2, 40398130), (4, 20199065), (5, 16159252), (10, 8079626), (20, 4039813), (307, 263180), (614, 131590), (1228, 65795), (1535, 52636), (3070, 26318), (6140, 13159)]