1263500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{19}}^2$

素因数の和:64

約数の個数: 72

約数和(自身を含む): 3328416

約数和(自身を除く): 2064916

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 125, 133, 140, 175, 190, 250, 266, 350, 361, 380, 475, 500, 532, 665, 700, 722, 875, 950, 1330, 1444, 1750, 1805, 1900, 2375, 2527, 2660, 3325, 3500, 3610, 4750, 5054, 6650, 7220, 9025, 9500, 10108, 12635, 13300, 16625, 18050, 25270, 33250, 36100, 45125, 50540, 63175, 66500, 90250, 126350, 180500, 252700, 315875, 631750, 1263500]

約数ペア:

[(1, 1263500), (2, 631750), (4, 315875), (5, 252700), (7, 180500), (10, 126350), (14, 90250), (19, 66500), (20, 63175), (25, 50540), (28, 45125), (35, 36100), (38, 33250), (50, 25270), (70, 18050), (76, 16625), (95, 13300), (100, 12635), (125, 10108), (133, 9500), (140, 9025), (175, 7220), (190, 6650), (250, 5054), (266, 4750), (350, 3610), (361, 3500), (380, 3325), (475, 2660), (500, 2527), (532, 2375), (665, 1900), (700, 1805), (722, 1750), (875, 1444), (950, 1330)]