13439000

素因数分解:

$2^3\times 5^3\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 32011200

約数和(自身を除く): 18572200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 125, 151, 178, 200, 250, 302, 356, 445, 500, 604, 712, 755, 890, 1000, 1208, 1510, 1780, 2225, 3020, 3560, 3775, 4450, 6040, 7550, 8900, 11125, 13439, 15100, 17800, 18875, 22250, 26878, 30200, 37750, 44500, 53756, 67195, 75500, 89000, 107512, 134390, 151000, 268780, 335975, 537560, 671950, 1343900, 1679875, 2687800, 3359750, 6719500, 13439000]

約数ペア:

[(1, 13439000), (2, 6719500), (4, 3359750), (5, 2687800), (8, 1679875), (10, 1343900), (20, 671950), (25, 537560), (40, 335975), (50, 268780), (89, 151000), (100, 134390), (125, 107512), (151, 89000), (178, 75500), (200, 67195), (250, 53756), (302, 44500), (356, 37750), (445, 30200), (500, 26878), (604, 22250), (712, 18875), (755, 17800), (890, 15100), (1000, 13439), (1208, 11125), (1510, 8900), (1780, 7550), (2225, 6040), (3020, 4450), (3560, 3775)]