68437400

素因数分解:

$2^3\times 5^2\times {\mathrm{342187}}^1$

素因数の和:342203

約数の個数: 24

約数和(自身を含む): 159117420

約数和(自身を除く): 90680020

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 342187, 684374, 1368748, 1710935, 2737496, 3421870, 6843740, 8554675, 13687480, 17109350, 34218700, 68437400]

約数ペア:

[(1, 68437400), (2, 34218700), (4, 17109350), (5, 13687480), (8, 8554675), (10, 6843740), (20, 3421870), (25, 2737496), (40, 1710935), (50, 1368748), (100, 684374), (200, 342187)]