71502820

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{10303}}^1$

素因数の和:10659

約数の個数: 24

約数和(自身を含む): 150603264

約数和(自身を除く): 79100444

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 10303, 20606, 41212, 51515, 103030, 206060, 3575141, 7150282, 14300564, 17875705, 35751410, 71502820]

約数ペア:

[(1, 71502820), (2, 35751410), (4, 17875705), (5, 14300564), (10, 7150282), (20, 3575141), (347, 206060), (694, 103030), (1388, 51515), (1735, 41212), (3470, 20606), (6940, 10303)]