1025600

素因数分解:

$2^6\times 5^2\times {\mathrm{641}}^1$

素因数の和:663

約数の個数: 42

約数和(自身を含む): 2527554

約数和(自身を除く): 1501954

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 641, 800, 1282, 1600, 2564, 3205, 5128, 6410, 10256, 12820, 16025, 20512, 25640, 32050, 41024, 51280, 64100, 102560, 128200, 205120, 256400, 512800, 1025600]

約数ペア:

[(1, 1025600), (2, 512800), (4, 256400), (5, 205120), (8, 128200), (10, 102560), (16, 64100), (20, 51280), (25, 41024), (32, 32050), (40, 25640), (50, 20512), (64, 16025), (80, 12820), (100, 10256), (160, 6410), (200, 5128), (320, 3205), (400, 2564), (641, 1600), (800, 1282)]