190437500

素因数分解:

$2^2\times 5^6\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:322

約数の個数: 84

約数和(自身を含む): 456087912

約数和(自身を除く): 265650412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 277, 500, 550, 554, 625, 1100, 1108, 1250, 1375, 1385, 2500, 2750, 2770, 3047, 3125, 5500, 5540, 6094, 6250, 6875, 6925, 12188, 12500, 13750, 13850, 15235, 15625, 27500, 27700, 30470, 31250, 34375, 34625, 60940, 62500, 68750, 69250, 76175, 137500, 138500, 152350, 171875, 173125, 304700, 343750, 346250, 380875, 687500, 692500, 761750, 865625, 1523500, 1731250, 1904375, 3462500, 3808750, 4328125, 7617500, 8656250, 9521875, 17312500, 19043750, 38087500, 47609375, 95218750, 190437500]

約数ペア:

[(1, 190437500), (2, 95218750), (4, 47609375), (5, 38087500), (10, 19043750), (11, 17312500), (20, 9521875), (22, 8656250), (25, 7617500), (44, 4328125), (50, 3808750), (55, 3462500), (100, 1904375), (110, 1731250), (125, 1523500), (220, 865625), (250, 761750), (275, 692500), (277, 687500), (500, 380875), (550, 346250), (554, 343750), (625, 304700), (1100, 173125), (1108, 171875), (1250, 152350), (1375, 138500), (1385, 137500), (2500, 76175), (2750, 69250), (2770, 68750), (3047, 62500), (3125, 60940), (5500, 34625), (5540, 34375), (6094, 31250), (6250, 30470), (6875, 27700), (6925, 27500), (12188, 15625), (12500, 15235), (13750, 13850)]