55317880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20641}}^1$

素因数の和:20719

約数の個数: 32

約数和(自身を含む): 126329040

約数和(自身を除く): 71011160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 20641, 41282, 82564, 103205, 165128, 206410, 412820, 825640, 1382947, 2765894, 5531788, 6914735, 11063576, 13829470, 27658940, 55317880]

約数ペア:

[(1, 55317880), (2, 27658940), (4, 13829470), (5, 11063576), (8, 6914735), (10, 5531788), (20, 2765894), (40, 1382947), (67, 825640), (134, 412820), (268, 206410), (335, 165128), (536, 103205), (670, 82564), (1340, 41282), (2680, 20641)]