26648320

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 64753920

約数和(自身を除く): 38105600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 191, 218, 256, 320, 382, 436, 545, 640, 764, 872, 955, 1090, 1280, 1528, 1744, 1910, 2180, 3056, 3488, 3820, 4360, 6112, 6976, 7640, 8720, 12224, 13952, 15280, 17440, 20819, 24448, 27904, 30560, 34880, 41638, 48896, 61120, 69760, 83276, 104095, 122240, 139520, 166552, 208190, 244480, 333104, 416380, 666208, 832760, 1332416, 1665520, 2664832, 3331040, 5329664, 6662080, 13324160, 26648320]

約数ペア:

[(1, 26648320), (2, 13324160), (4, 6662080), (5, 5329664), (8, 3331040), (10, 2664832), (16, 1665520), (20, 1332416), (32, 832760), (40, 666208), (64, 416380), (80, 333104), (109, 244480), (128, 208190), (160, 166552), (191, 139520), (218, 122240), (256, 104095), (320, 83276), (382, 69760), (436, 61120), (545, 48896), (640, 41638), (764, 34880), (872, 30560), (955, 27904), (1090, 24448), (1280, 20819), (1528, 17440), (1744, 15280), (1910, 13952), (2180, 12224), (3056, 8720), (3488, 7640), (3820, 6976), (4360, 6112)]