9939500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 22032192

約数和(自身を除く): 12092692

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 193, 206, 250, 386, 412, 500, 515, 772, 965, 1030, 1930, 2060, 2575, 3860, 4825, 5150, 9650, 10300, 12875, 19300, 19879, 24125, 25750, 39758, 48250, 51500, 79516, 96500, 99395, 198790, 397580, 496975, 993950, 1987900, 2484875, 4969750, 9939500]

約数ペア:

[(1, 9939500), (2, 4969750), (4, 2484875), (5, 1987900), (10, 993950), (20, 496975), (25, 397580), (50, 198790), (100, 99395), (103, 96500), (125, 79516), (193, 51500), (206, 48250), (250, 39758), (386, 25750), (412, 24125), (500, 19879), (515, 19300), (772, 12875), (965, 10300), (1030, 9650), (1930, 5150), (2060, 4825), (2575, 3860)]