25643840

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:775

約数の個数: 56

約数和(自身を含む): 61642752

約数和(自身を除く): 35998912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 631, 635, 1016, 1262, 1270, 2032, 2524, 2540, 3155, 4064, 5048, 5080, 6310, 8128, 10096, 10160, 12620, 20192, 20320, 25240, 40384, 40640, 50480, 80137, 100960, 160274, 201920, 320548, 400685, 641096, 801370, 1282192, 1602740, 2564384, 3205480, 5128768, 6410960, 12821920, 25643840]

約数ペア:

[(1, 25643840), (2, 12821920), (4, 6410960), (5, 5128768), (8, 3205480), (10, 2564384), (16, 1602740), (20, 1282192), (32, 801370), (40, 641096), (64, 400685), (80, 320548), (127, 201920), (160, 160274), (254, 100960), (320, 80137), (508, 50480), (631, 40640), (635, 40384), (1016, 25240), (1262, 20320), (1270, 20192), (2032, 12620), (2524, 10160), (2540, 10096), (3155, 8128), (4064, 6310), (5048, 5080)]