25477120

素因数分解:

$2^{14}\times 5^1\times {\mathrm{311}}^1$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 61339824

約数和(自身を除く): 35862704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 311, 320, 512, 622, 640, 1024, 1244, 1280, 1555, 2048, 2488, 2560, 3110, 4096, 4976, 5120, 6220, 8192, 9952, 10240, 12440, 16384, 19904, 20480, 24880, 39808, 40960, 49760, 79616, 81920, 99520, 159232, 199040, 318464, 398080, 636928, 796160, 1273856, 1592320, 2547712, 3184640, 5095424, 6369280, 12738560, 25477120]

約数ペア:

[(1, 25477120), (2, 12738560), (4, 6369280), (5, 5095424), (8, 3184640), (10, 2547712), (16, 1592320), (20, 1273856), (32, 796160), (40, 636928), (64, 398080), (80, 318464), (128, 199040), (160, 159232), (256, 99520), (311, 81920), (320, 79616), (512, 49760), (622, 40960), (640, 39808), (1024, 24880), (1244, 20480), (1280, 19904), (1555, 16384), (2048, 12440), (2488, 10240), (2560, 9952), (3110, 8192), (4096, 6220), (4976, 5120)]