51316220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 113133888

約数和(自身を除く): 61817668

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 281, 397, 460, 562, 794, 1124, 1405, 1588, 1985, 2810, 3970, 5620, 6463, 7940, 9131, 12926, 18262, 25852, 32315, 36524, 45655, 64630, 91310, 111557, 129260, 182620, 223114, 446228, 557785, 1115570, 2231140, 2565811, 5131622, 10263244, 12829055, 25658110, 51316220]

約数ペア:

[(1, 51316220), (2, 25658110), (4, 12829055), (5, 10263244), (10, 5131622), (20, 2565811), (23, 2231140), (46, 1115570), (92, 557785), (115, 446228), (230, 223114), (281, 182620), (397, 129260), (460, 111557), (562, 91310), (794, 64630), (1124, 45655), (1405, 36524), (1588, 32315), (1985, 25852), (2810, 18262), (3970, 12926), (5620, 9131), (6463, 7940)]