25992505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 39207168

約数和(自身を除く): 13214663

約数列:

[1, 5, 7, 11, 35, 55, 77, 181, 373, 385, 905, 1267, 1865, 1991, 2611, 4103, 6335, 9955, 13055, 13937, 20515, 28721, 67513, 69685, 143605, 337565, 472591, 742643, 2362955, 3713215, 5198501, 25992505]

約数ペア:

[(1, 25992505), (5, 5198501), (7, 3713215), (11, 2362955), (35, 742643), (55, 472591), (77, 337565), (181, 143605), (373, 69685), (385, 67513), (905, 28721), (1267, 20515), (1865, 13937), (1991, 13055), (2611, 9955), (4103, 6335)]