25340280225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{440509}}^1$

素因数の和:440594

約数の個数: 48

約数和(自身を含む): 45883521600

約数和(自身を除く): 20543241375

約数列:

[1, 3, 5, 13, 15, 25, 39, 59, 65, 75, 177, 195, 295, 325, 767, 885, 975, 1475, 2301, 3835, 4425, 11505, 19175, 57525, 440509, 1321527, 2202545, 5726617, 6607635, 11012725, 17179851, 25990031, 28633085, 33038175, 77970093, 85899255, 129950155, 143165425, 337870403, 389850465, 429496275, 649750775, 1013611209, 1689352015, 1949252325, 5068056045, 8446760075, 25340280225]

約数ペア:

[(1, 25340280225), (3, 8446760075), (5, 5068056045), (13, 1949252325), (15, 1689352015), (25, 1013611209), (39, 649750775), (59, 429496275), (65, 389850465), (75, 337870403), (177, 143165425), (195, 129950155), (295, 85899255), (325, 77970093), (767, 33038175), (885, 28633085), (975, 25990031), (1475, 17179851), (2301, 11012725), (3835, 6607635), (4425, 5726617), (11505, 2202545), (19175, 1321527), (57525, 440509)]