87290300

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{8999}}^1$

素因数の和:9110

約数の個数: 36

約数和(自身を含む): 191394000

約数和(自身を除く): 104103700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 8999, 9700, 17998, 35996, 44995, 89990, 179980, 224975, 449950, 872903, 899900, 1745806, 3491612, 4364515, 8729030, 17458060, 21822575, 43645150, 87290300]

約数ペア:

[(1, 87290300), (2, 43645150), (4, 21822575), (5, 17458060), (10, 8729030), (20, 4364515), (25, 3491612), (50, 1745806), (97, 899900), (100, 872903), (194, 449950), (388, 224975), (485, 179980), (970, 89990), (1940, 44995), (2425, 35996), (4850, 17998), (8999, 9700)]