56406400

素因数分解:

$2^7\times 5^2\times {\mathrm{17627}}^1$

素因数の和:17651

約数の個数: 48

約数和(自身を含む): 139349340

約数和(自身を除く): 82942940

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, 17627, 35254, 70508, 88135, 141016, 176270, 282032, 352540, 440675, 564064, 705080, 881350, 1128128, 1410160, 1762700, 2256256, 2820320, 3525400, 5640640, 7050800, 11281280, 14101600, 28203200, 56406400]

約数ペア:

[(1, 56406400), (2, 28203200), (4, 14101600), (5, 11281280), (8, 7050800), (10, 5640640), (16, 3525400), (20, 2820320), (25, 2256256), (32, 1762700), (40, 1410160), (50, 1128128), (64, 881350), (80, 705080), (100, 564064), (128, 440675), (160, 352540), (200, 282032), (320, 176270), (400, 141016), (640, 88135), (800, 70508), (1600, 35254), (3200, 17627)]