16091800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 38055600

約数和(自身を除く): 21963800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1319, 1525, 2440, 2638, 3050, 5276, 6100, 6595, 10552, 12200, 13190, 26380, 32975, 52760, 65950, 80459, 131900, 160918, 263800, 321836, 402295, 643672, 804590, 1609180, 2011475, 3218360, 4022950, 8045900, 16091800]

約数ペア:

[(1, 16091800), (2, 8045900), (4, 4022950), (5, 3218360), (8, 2011475), (10, 1609180), (20, 804590), (25, 643672), (40, 402295), (50, 321836), (61, 263800), (100, 160918), (122, 131900), (200, 80459), (244, 65950), (305, 52760), (488, 32975), (610, 26380), (1220, 13190), (1319, 12200), (1525, 10552), (2440, 6595), (2638, 6100), (3050, 5276)]