13190000

素因数分解:

$2^4\times 5^4\times {\mathrm{1319}}^1$

素因数の和:1347

約数の個数: 50

約数和(自身を含む): 31958520

約数和(自身を除く): 18768520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 1319, 2000, 2500, 2638, 5000, 5276, 6595, 10000, 10552, 13190, 21104, 26380, 32975, 52760, 65950, 105520, 131900, 164875, 263800, 329750, 527600, 659500, 824375, 1319000, 1648750, 2638000, 3297500, 6595000, 13190000]

約数ペア:

[(1, 13190000), (2, 6595000), (4, 3297500), (5, 2638000), (8, 1648750), (10, 1319000), (16, 824375), (20, 659500), (25, 527600), (40, 329750), (50, 263800), (80, 164875), (100, 131900), (125, 105520), (200, 65950), (250, 52760), (400, 32975), (500, 26380), (625, 21104), (1000, 13190), (1250, 10552), (1319, 10000), (2000, 6595), (2500, 5276), (2638, 5000)]