49489400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2551}}^1$

素因数の和:2664

約数の個数: 48

約数和(自身を含む): 116294640

約数和(自身を除く): 66805240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2425, 2551, 3880, 4850, 5102, 9700, 10204, 12755, 19400, 20408, 25510, 51020, 63775, 102040, 127550, 247447, 255100, 494894, 510200, 989788, 1237235, 1979576, 2474470, 4948940, 6186175, 9897880, 12372350, 24744700, 49489400]

約数ペア:

[(1, 49489400), (2, 24744700), (4, 12372350), (5, 9897880), (8, 6186175), (10, 4948940), (20, 2474470), (25, 1979576), (40, 1237235), (50, 989788), (97, 510200), (100, 494894), (194, 255100), (200, 247447), (388, 127550), (485, 102040), (776, 63775), (970, 51020), (1940, 25510), (2425, 20408), (2551, 19400), (3880, 12755), (4850, 10204), (5102, 9700)]