68003500

素因数分解:

$2^2\times 5^3\times {\mathrm{277}}^1\times {\mathrm{491}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 149359392

約数和(自身を除く): 81355892

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 277, 491, 500, 554, 982, 1108, 1385, 1964, 2455, 2770, 4910, 5540, 6925, 9820, 12275, 13850, 24550, 27700, 34625, 49100, 61375, 69250, 122750, 136007, 138500, 245500, 272014, 544028, 680035, 1360070, 2720140, 3400175, 6800350, 13600700, 17000875, 34001750, 68003500]

約数ペア:

[(1, 68003500), (2, 34001750), (4, 17000875), (5, 13600700), (10, 6800350), (20, 3400175), (25, 2720140), (50, 1360070), (100, 680035), (125, 544028), (250, 272014), (277, 245500), (491, 138500), (500, 136007), (554, 122750), (982, 69250), (1108, 61375), (1385, 49100), (1964, 34625), (2455, 27700), (2770, 24550), (4910, 13850), (5540, 12275), (6925, 9820)]