38997575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1147

約数の個数: 24

約数和(自身を含む): 51827040

約数和(自身を除く): 12829465

約数列:

[1, 5, 17, 25, 85, 89, 425, 445, 1031, 1513, 2225, 5155, 7565, 17527, 25775, 37825, 87635, 91759, 438175, 458795, 1559903, 2293975, 7799515, 38997575]

約数ペア:

[(1, 38997575), (5, 7799515), (17, 2293975), (25, 1559903), (85, 458795), (89, 438175), (425, 91759), (445, 87635), (1031, 37825), (1513, 25775), (2225, 17527), (5155, 7565)]