25057280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{2447}}^1$

素因数の和:2474

約数の個数: 48

約数和(自身を含む): 60147360

約数和(自身を除く): 35090080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2447, 2560, 4894, 5120, 9788, 10240, 12235, 19576, 24470, 39152, 48940, 78304, 97880, 156608, 195760, 313216, 391520, 626432, 783040, 1252864, 1566080, 2505728, 3132160, 5011456, 6264320, 12528640, 25057280]

約数ペア:

[(1, 25057280), (2, 12528640), (4, 6264320), (5, 5011456), (8, 3132160), (10, 2505728), (16, 1566080), (20, 1252864), (32, 783040), (40, 626432), (64, 391520), (80, 313216), (128, 195760), (160, 156608), (256, 97880), (320, 78304), (512, 48940), (640, 39152), (1024, 24470), (1280, 19576), (2048, 12235), (2447, 10240), (2560, 9788), (4894, 5120)]