642309155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{12781}}^1$

素因数の和:12851

約数の個数: 24

約数和(自身を含む): 848213520

約数和(自身を除く): 205904365

約数列:

[1, 5, 19, 23, 95, 115, 437, 529, 2185, 2645, 10051, 12781, 50255, 63905, 242839, 293963, 1214195, 1469815, 5585297, 6761149, 27926485, 33805745, 128461831, 642309155]

約数ペア:

[(1, 642309155), (5, 128461831), (19, 33805745), (23, 27926485), (95, 6761149), (115, 5585297), (437, 1469815), (529, 1214195), (2185, 293963), (2645, 242839), (10051, 63905), (12781, 50255)]