13311500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 29527680

約数和(自身を除く): 16216180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 158, 250, 316, 337, 395, 500, 674, 790, 1348, 1580, 1685, 1975, 3370, 3950, 6740, 7900, 8425, 9875, 16850, 19750, 26623, 33700, 39500, 42125, 53246, 84250, 106492, 133115, 168500, 266230, 532460, 665575, 1331150, 2662300, 3327875, 6655750, 13311500]

約数ペア:

[(1, 13311500), (2, 6655750), (4, 3327875), (5, 2662300), (10, 1331150), (20, 665575), (25, 532460), (50, 266230), (79, 168500), (100, 133115), (125, 106492), (158, 84250), (250, 53246), (316, 42125), (337, 39500), (395, 33700), (500, 26623), (674, 19750), (790, 16850), (1348, 9875), (1580, 8425), (1685, 7900), (1975, 6740), (3370, 3950)]