249022000

素因数分解:

$2^4\times 5^3\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1511

約数の個数: 80

約数和(自身を含む): 609336000

約数和(自身を除く): 360314000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 125, 178, 200, 250, 356, 400, 445, 500, 712, 890, 1000, 1399, 1424, 1780, 2000, 2225, 2798, 3560, 4450, 5596, 6995, 7120, 8900, 11125, 11192, 13990, 17800, 22250, 22384, 27980, 34975, 35600, 44500, 55960, 69950, 89000, 111920, 124511, 139900, 174875, 178000, 249022, 279800, 349750, 498044, 559600, 622555, 699500, 996088, 1245110, 1399000, 1992176, 2490220, 2798000, 3112775, 4980440, 6225550, 9960880, 12451100, 15563875, 24902200, 31127750, 49804400, 62255500, 124511000, 249022000]

約数ペア:

[(1, 249022000), (2, 124511000), (4, 62255500), (5, 49804400), (8, 31127750), (10, 24902200), (16, 15563875), (20, 12451100), (25, 9960880), (40, 6225550), (50, 4980440), (80, 3112775), (89, 2798000), (100, 2490220), (125, 1992176), (178, 1399000), (200, 1245110), (250, 996088), (356, 699500), (400, 622555), (445, 559600), (500, 498044), (712, 349750), (890, 279800), (1000, 249022), (1399, 178000), (1424, 174875), (1780, 139900), (2000, 124511), (2225, 111920), (2798, 89000), (3560, 69950), (4450, 55960), (5596, 44500), (6995, 35600), (7120, 34975), (8900, 27980), (11125, 22384), (11192, 22250), (13990, 17800)]