25255940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66463}}^1$

素因数の和:66491

約数の個数: 24

約数和(自身を含む): 55829760

約数和(自身を除く): 30573820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 66463, 132926, 265852, 332315, 664630, 1262797, 1329260, 2525594, 5051188, 6313985, 12627970, 25255940]

約数ペア:

[(1, 25255940), (2, 12627970), (4, 6313985), (5, 5051188), (10, 2525594), (19, 1329260), (20, 1262797), (38, 664630), (76, 332315), (95, 265852), (190, 132926), (380, 66463)]