200505520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{80849}}^1$

素因数の和:80893

約数の個数: 40

約数和(自身を含む): 481219200

約数和(自身を除く): 280713680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 80849, 161698, 323396, 404245, 646792, 808490, 1293584, 1616980, 2506319, 3233960, 5012638, 6467920, 10025276, 12531595, 20050552, 25063190, 40101104, 50126380, 100252760, 200505520]

約数ペア:

[(1, 200505520), (2, 100252760), (4, 50126380), (5, 40101104), (8, 25063190), (10, 20050552), (16, 12531595), (20, 10025276), (31, 6467920), (40, 5012638), (62, 3233960), (80, 2506319), (124, 1616980), (155, 1293584), (248, 808490), (310, 646792), (496, 404245), (620, 323396), (1240, 161698), (2480, 80849)]