25800025

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 33070304

約数和(自身を除く): 7270279

約数列:

[1, 5, 25, 67, 73, 211, 335, 365, 1055, 1675, 1825, 4891, 5275, 14137, 15403, 24455, 70685, 77015, 122275, 353425, 385075, 1032001, 5160005, 25800025]

約数ペア:

[(1, 25800025), (5, 5160005), (25, 1032001), (67, 385075), (73, 353425), (211, 122275), (335, 77015), (365, 70685), (1055, 24455), (1675, 15403), (1825, 14137), (4891, 5275)]