198936700

素因数分解:

$2^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{5011}}^1$

素因数の和:5422

約数の個数: 36

約数和(自身を含む): 432866392

約数和(自身を除く): 233929692

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 397, 794, 1588, 1985, 3970, 5011, 7940, 9925, 10022, 19850, 20044, 25055, 39700, 50110, 100220, 125275, 250550, 501100, 1989367, 3978734, 7957468, 9946835, 19893670, 39787340, 49734175, 99468350, 198936700]

約数ペア:

[(1, 198936700), (2, 99468350), (4, 49734175), (5, 39787340), (10, 19893670), (20, 9946835), (25, 7957468), (50, 3978734), (100, 1989367), (397, 501100), (794, 250550), (1588, 125275), (1985, 100220), (3970, 50110), (5011, 39700), (7940, 25055), (9925, 20044), (10022, 19850)]