42764000

素因数分解:

$2^5\times 5^3\times {\mathrm{10691}}^1$

素因数の和:10716

約数の個数: 48

約数和(自身を含む): 105080976

約数和(自身を除く): 62316976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 10691, 21382, 42764, 53455, 85528, 106910, 171056, 213820, 267275, 342112, 427640, 534550, 855280, 1069100, 1336375, 1710560, 2138200, 2672750, 4276400, 5345500, 8552800, 10691000, 21382000, 42764000]

約数ペア:

[(1, 42764000), (2, 21382000), (4, 10691000), (5, 8552800), (8, 5345500), (10, 4276400), (16, 2672750), (20, 2138200), (25, 1710560), (32, 1336375), (40, 1069100), (50, 855280), (80, 534550), (100, 427640), (125, 342112), (160, 267275), (200, 213820), (250, 171056), (400, 106910), (500, 85528), (800, 53455), (1000, 42764), (2000, 21382), (4000, 10691)]