30135400

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1693}}^1$

素因数の和:1798

約数の個数: 48

約数和(自身を含む): 70893900

約数和(自身を除く): 40758500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1693, 1780, 2225, 3386, 3560, 4450, 6772, 8465, 8900, 13544, 16930, 17800, 33860, 42325, 67720, 84650, 150677, 169300, 301354, 338600, 602708, 753385, 1205416, 1506770, 3013540, 3766925, 6027080, 7533850, 15067700, 30135400]

約数ペア:

[(1, 30135400), (2, 15067700), (4, 7533850), (5, 6027080), (8, 3766925), (10, 3013540), (20, 1506770), (25, 1205416), (40, 753385), (50, 602708), (89, 338600), (100, 301354), (178, 169300), (200, 150677), (356, 84650), (445, 67720), (712, 42325), (890, 33860), (1693, 17800), (1780, 16930), (2225, 13544), (3386, 8900), (3560, 8465), (4450, 6772)]