6448775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 8463744

約数和(自身を除く): 2014969

約数列:

[1, 5, 25, 31, 53, 155, 157, 265, 775, 785, 1325, 1643, 3925, 4867, 8215, 8321, 24335, 41075, 41605, 121675, 208025, 257951, 1289755, 6448775]

約数ペア:

[(1, 6448775), (5, 1289755), (25, 257951), (31, 208025), (53, 121675), (155, 41605), (157, 41075), (265, 24335), (775, 8321), (785, 8215), (1325, 4867), (1643, 3925)]