164515400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{117511}}^1$

素因数の和:117534

約数の個数: 48

約数和(自身を含む): 437144640

約数和(自身を除く): 272629240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 117511, 235022, 470044, 587555, 822577, 940088, 1175110, 1645154, 2350220, 2937775, 3290308, 4112885, 4700440, 5875550, 6580616, 8225770, 11751100, 16451540, 20564425, 23502200, 32903080, 41128850, 82257700, 164515400]

約数ペア:

[(1, 164515400), (2, 82257700), (4, 41128850), (5, 32903080), (7, 23502200), (8, 20564425), (10, 16451540), (14, 11751100), (20, 8225770), (25, 6580616), (28, 5875550), (35, 4700440), (40, 4112885), (50, 3290308), (56, 2937775), (70, 2350220), (100, 1645154), (140, 1175110), (175, 940088), (200, 822577), (280, 587555), (350, 470044), (700, 235022), (1400, 117511)]