2564757845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{3637}}^1$

素因数の和:4245

約数の個数: 32

約数和(自身を含む): 3495972480

約数和(自身を除く): 931214635

約数列:

[1, 5, 13, 19, 65, 95, 247, 571, 1235, 2855, 3637, 7423, 10849, 18185, 37115, 47281, 54245, 69103, 141037, 236405, 345515, 705185, 898339, 2076727, 4491695, 10383635, 26997451, 39457813, 134987255, 197289065, 512951569, 2564757845]

約数ペア:

[(1, 2564757845), (5, 512951569), (13, 197289065), (19, 134987255), (65, 39457813), (95, 26997451), (247, 10383635), (571, 4491695), (1235, 2076727), (2855, 898339), (3637, 705185), (7423, 345515), (10849, 236405), (18185, 141037), (37115, 69103), (47281, 54245)]