64747475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11719}}^1$

素因数の和:11759

約数の個数: 24

約数和(自身を含む): 91556640

約数和(自身を除く): 26809165

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 11719, 58595, 152347, 199223, 292975, 761735, 996115, 2589899, 3808675, 4980575, 12949495, 64747475]

約数ペア:

[(1, 64747475), (5, 12949495), (13, 4980575), (17, 3808675), (25, 2589899), (65, 996115), (85, 761735), (221, 292975), (325, 199223), (425, 152347), (1105, 58595), (5525, 11719)]