67688564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{8171}}^1$

素因数の和:8303

約数の個数: 24

約数和(自身を含む): 125848800

約数和(自身を除く): 58160236

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8171, 8284, 16342, 32684, 155249, 310498, 620996, 890639, 1781278, 3562556, 16922141, 33844282, 67688564]

約数ペア:

[(1, 67688564), (2, 33844282), (4, 16922141), (19, 3562556), (38, 1781278), (76, 890639), (109, 620996), (218, 310498), (436, 155249), (2071, 32684), (4142, 16342), (8171, 8284)]