42877775

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{4751}}^1$

素因数の和:4799

約数の個数: 18

約数和(自身を含む): 56125872

約数和(自身を除く): 13248097

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 4751, 9025, 23755, 90269, 118775, 451345, 1715111, 2256725, 8575555, 42877775]

約数ペア:

[(1, 42877775), (5, 8575555), (19, 2256725), (25, 1715111), (95, 451345), (361, 118775), (475, 90269), (1805, 23755), (4751, 9025)]