25259840

素因数分解:

$2^6\times 5^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:619

約数の個数: 56

約数和(自身を含む): 60609480

約数和(自身を除く): 35349640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 193, 320, 386, 409, 772, 818, 965, 1544, 1636, 1930, 2045, 3088, 3272, 3860, 4090, 6176, 6544, 7720, 8180, 12352, 13088, 15440, 16360, 26176, 30880, 32720, 61760, 65440, 78937, 130880, 157874, 315748, 394685, 631496, 789370, 1262992, 1578740, 2525984, 3157480, 5051968, 6314960, 12629920, 25259840]

約数ペア:

[(1, 25259840), (2, 12629920), (4, 6314960), (5, 5051968), (8, 3157480), (10, 2525984), (16, 1578740), (20, 1262992), (32, 789370), (40, 631496), (64, 394685), (80, 315748), (160, 157874), (193, 130880), (320, 78937), (386, 65440), (409, 61760), (772, 32720), (818, 30880), (965, 26176), (1544, 16360), (1636, 15440), (1930, 13088), (2045, 12352), (3088, 8180), (3272, 7720), (3860, 6544), (4090, 6176)]