12572800

素因数分解:

$2^7\times 5^2\times {\mathrm{3929}}^1$

素因数の和:3953

約数の個数: 48

約数和(自身を含む): 31066650

約数和(自身を除く): 18493850

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 3929, 7858, 15716, 19645, 31432, 39290, 62864, 78580, 98225, 125728, 157160, 196450, 251456, 314320, 392900, 502912, 628640, 785800, 1257280, 1571600, 2514560, 3143200, 6286400, 12572800]

約数ペア:

[(1, 12572800), (2, 6286400), (4, 3143200), (5, 2514560), (8, 1571600), (10, 1257280), (16, 785800), (20, 628640), (25, 502912), (32, 392900), (40, 314320), (50, 251456), (64, 196450), (80, 157160), (100, 125728), (128, 98225), (160, 78580), (200, 62864), (320, 39290), (400, 31432), (640, 19645), (800, 15716), (1600, 7858), (3200, 3929)]