71310655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 95760000

約数和(自身を除く): 24449345

約数列:

[1, 5, 13, 37, 65, 149, 185, 199, 481, 745, 995, 1937, 2405, 2587, 5513, 7363, 9685, 12935, 27565, 29651, 36815, 71669, 95719, 148255, 358345, 385463, 478595, 1097087, 1927315, 5485435, 14262131, 71310655]

約数ペア:

[(1, 71310655), (5, 14262131), (13, 5485435), (37, 1927315), (65, 1097087), (149, 478595), (185, 385463), (199, 358345), (481, 148255), (745, 95719), (995, 71669), (1937, 36815), (2405, 29651), (2587, 27565), (5513, 12935), (7363, 9685)]