144639500

素因数分解:

$2^2\times 5^3\times {\mathrm{443}}^1\times {\mathrm{653}}^1$

素因数の和:1115

約数の個数: 48

約数和(自身を含む): 317090592

約数和(自身を除く): 172451092

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 443, 500, 653, 886, 1306, 1772, 2215, 2612, 3265, 4430, 6530, 8860, 11075, 13060, 16325, 22150, 32650, 44300, 55375, 65300, 81625, 110750, 163250, 221500, 289279, 326500, 578558, 1157116, 1446395, 2892790, 5785580, 7231975, 14463950, 28927900, 36159875, 72319750, 144639500]

約数ペア:

[(1, 144639500), (2, 72319750), (4, 36159875), (5, 28927900), (10, 14463950), (20, 7231975), (25, 5785580), (50, 2892790), (100, 1446395), (125, 1157116), (250, 578558), (443, 326500), (500, 289279), (653, 221500), (886, 163250), (1306, 110750), (1772, 81625), (2215, 65300), (2612, 55375), (3265, 44300), (4430, 32650), (6530, 22150), (8860, 16325), (11075, 13060)]