144995000

素因数分解:

$2^3\times 5^4\times {\mathrm{47}}^1\times {\mathrm{617}}^1$

素因数の和:690

約数の個数: 80

約数和(自身を含む): 347513760

約数和(自身を除く): 202518760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 125, 188, 200, 235, 250, 376, 470, 500, 617, 625, 940, 1000, 1175, 1234, 1250, 1880, 2350, 2468, 2500, 3085, 4700, 4936, 5000, 5875, 6170, 9400, 11750, 12340, 15425, 23500, 24680, 28999, 29375, 30850, 47000, 57998, 58750, 61700, 77125, 115996, 117500, 123400, 144995, 154250, 231992, 235000, 289990, 308500, 385625, 579980, 617000, 724975, 771250, 1159960, 1449950, 1542500, 2899900, 3085000, 3624875, 5799800, 7249750, 14499500, 18124375, 28999000, 36248750, 72497500, 144995000]

約数ペア:

[(1, 144995000), (2, 72497500), (4, 36248750), (5, 28999000), (8, 18124375), (10, 14499500), (20, 7249750), (25, 5799800), (40, 3624875), (47, 3085000), (50, 2899900), (94, 1542500), (100, 1449950), (125, 1159960), (188, 771250), (200, 724975), (235, 617000), (250, 579980), (376, 385625), (470, 308500), (500, 289990), (617, 235000), (625, 231992), (940, 154250), (1000, 144995), (1175, 123400), (1234, 117500), (1250, 115996), (1880, 77125), (2350, 61700), (2468, 58750), (2500, 57998), (3085, 47000), (4700, 30850), (4936, 29375), (5000, 28999), (5875, 24680), (6170, 23500), (9400, 15425), (11750, 12340)]