25640745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5717}}^1$

素因数の和:5761

約数の個数: 32

約数和(自身を含む): 46109952

約数和(自身を除く): 20469207

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 5717, 17151, 28585, 74321, 85755, 131491, 222963, 371605, 394473, 657455, 1114815, 1709383, 1972365, 5128149, 8546915, 25640745]

約数ペア:

[(1, 25640745), (3, 8546915), (5, 5128149), (13, 1972365), (15, 1709383), (23, 1114815), (39, 657455), (65, 394473), (69, 371605), (115, 222963), (195, 131491), (299, 85755), (345, 74321), (897, 28585), (1495, 17151), (4485, 5717)]