49697500

素因数分解:

$2^2\times 5^4\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 60

約数和(自身を含む): 110302192

約数和(自身を除く): 60604692

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 193, 206, 250, 386, 412, 500, 515, 625, 772, 965, 1030, 1250, 1930, 2060, 2500, 2575, 3860, 4825, 5150, 9650, 10300, 12875, 19300, 19879, 24125, 25750, 39758, 48250, 51500, 64375, 79516, 96500, 99395, 120625, 128750, 198790, 241250, 257500, 397580, 482500, 496975, 993950, 1987900, 2484875, 4969750, 9939500, 12424375, 24848750, 49697500]

約数ペア:

[(1, 49697500), (2, 24848750), (4, 12424375), (5, 9939500), (10, 4969750), (20, 2484875), (25, 1987900), (50, 993950), (100, 496975), (103, 482500), (125, 397580), (193, 257500), (206, 241250), (250, 198790), (386, 128750), (412, 120625), (500, 99395), (515, 96500), (625, 79516), (772, 64375), (965, 51500), (1030, 48250), (1250, 39758), (1930, 25750), (2060, 24125), (2500, 19879), (2575, 19300), (3860, 12875), (4825, 10300), (5150, 9650)]