25894765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 35223552

約数和(自身を除く): 9328787

約数列:

[1, 5, 13, 31, 65, 71, 155, 181, 355, 403, 905, 923, 2015, 2201, 2353, 4615, 5611, 11005, 11765, 12851, 28055, 28613, 64255, 72943, 143065, 167063, 364715, 398381, 835315, 1991905, 5178953, 25894765]

約数ペア:

[(1, 25894765), (5, 5178953), (13, 1991905), (31, 835315), (65, 398381), (71, 364715), (155, 167063), (181, 143065), (355, 72943), (403, 64255), (905, 28613), (923, 28055), (2015, 12851), (2201, 11765), (2353, 11005), (4615, 5611)]