25651520

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4219}}^1$

素因数の和:4255

約数の個数: 56

約数和(自身を含む): 64312800

約数和(自身を除く): 38661280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 4219, 6080, 8438, 16876, 21095, 33752, 42190, 67504, 80161, 84380, 135008, 160322, 168760, 270016, 320644, 337520, 400805, 641288, 675040, 801610, 1282576, 1350080, 1603220, 2565152, 3206440, 5130304, 6412880, 12825760, 25651520]

約数ペア:

[(1, 25651520), (2, 12825760), (4, 6412880), (5, 5130304), (8, 3206440), (10, 2565152), (16, 1603220), (19, 1350080), (20, 1282576), (32, 801610), (38, 675040), (40, 641288), (64, 400805), (76, 337520), (80, 320644), (95, 270016), (152, 168760), (160, 160322), (190, 135008), (304, 84380), (320, 80161), (380, 67504), (608, 42190), (760, 33752), (1216, 21095), (1520, 16876), (3040, 8438), (4219, 6080)]