47980205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6203}}^1$

素因数の和:6245

約数の個数: 32

約数和(自身を含む): 75043584

約数和(自身を除く): 27063379

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 6203, 7735, 31015, 43421, 80639, 105451, 217105, 403195, 527255, 564473, 738157, 1370863, 2822365, 3690785, 6854315, 9596041, 47980205]

約数ペア:

[(1, 47980205), (5, 9596041), (7, 6854315), (13, 3690785), (17, 2822365), (35, 1370863), (65, 738157), (85, 564473), (91, 527255), (119, 403195), (221, 217105), (455, 105451), (595, 80639), (1105, 43421), (1547, 31015), (6203, 7735)]