53478940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157291}}^1$

素因数の和:157317

約数の個数: 24

約数和(自身を含む): 118912752

約数和(自身を除く): 65433812

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 157291, 314582, 629164, 786455, 1572910, 2673947, 3145820, 5347894, 10695788, 13369735, 26739470, 53478940]

約数ペア:

[(1, 53478940), (2, 26739470), (4, 13369735), (5, 10695788), (10, 5347894), (17, 3145820), (20, 2673947), (34, 1572910), (68, 786455), (85, 629164), (170, 314582), (340, 157291)]