25449505

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{461}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 31279248

約数和(自身を除く): 5829743

約数列:

[1, 5, 61, 181, 305, 461, 905, 2305, 11041, 28121, 55205, 83441, 140605, 417205, 5089901, 25449505]

約数ペア:

[(1, 25449505), (5, 5089901), (61, 417205), (181, 140605), (305, 83441), (461, 55205), (905, 28121), (2305, 11041)]