131385900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{437953}}^1$

素因数の和:437970

約数の個数: 36

約数和(自身を含む): 380144072

約数和(自身を除く): 248758172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 437953, 875906, 1313859, 1751812, 2189765, 2627718, 4379530, 5255436, 6569295, 8759060, 10948825, 13138590, 21897650, 26277180, 32846475, 43795300, 65692950, 131385900]

約数ペア:

[(1, 131385900), (2, 65692950), (3, 43795300), (4, 32846475), (5, 26277180), (6, 21897650), (10, 13138590), (12, 10948825), (15, 8759060), (20, 6569295), (25, 5255436), (30, 4379530), (50, 2627718), (60, 2189765), (75, 1751812), (100, 1313859), (150, 875906), (300, 437953)]