99051500

素因数分解:

$2^2\times 5^3\times {\mathrm{397}}^1\times {\mathrm{499}}^1$

素因数の和:915

約数の個数: 48

約数和(自身を含む): 217308000

約数和(自身を除く): 118256500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 397, 499, 500, 794, 998, 1588, 1985, 1996, 2495, 3970, 4990, 7940, 9925, 9980, 12475, 19850, 24950, 39700, 49625, 49900, 62375, 99250, 124750, 198103, 198500, 249500, 396206, 792412, 990515, 1981030, 3962060, 4952575, 9905150, 19810300, 24762875, 49525750, 99051500]

約数ペア:

[(1, 99051500), (2, 49525750), (4, 24762875), (5, 19810300), (10, 9905150), (20, 4952575), (25, 3962060), (50, 1981030), (100, 990515), (125, 792412), (250, 396206), (397, 249500), (499, 198500), (500, 198103), (794, 124750), (998, 99250), (1588, 62375), (1985, 49900), (1996, 49625), (2495, 39700), (3970, 24950), (4990, 19850), (7940, 12475), (9925, 9980)]