81669500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 201277440

約数和(自身を除く): 119607940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 125, 155, 220, 250, 275, 310, 341, 479, 500, 550, 620, 682, 775, 958, 1100, 1364, 1375, 1550, 1705, 1916, 2395, 2750, 3100, 3410, 3875, 4790, 5269, 5500, 6820, 7750, 8525, 9580, 10538, 11975, 14849, 15500, 17050, 21076, 23950, 26345, 29698, 34100, 42625, 47900, 52690, 59396, 59875, 74245, 85250, 105380, 119750, 131725, 148490, 163339, 170500, 239500, 263450, 296980, 326678, 371225, 526900, 653356, 658625, 742450, 816695, 1317250, 1484900, 1633390, 1856125, 2634500, 3266780, 3712250, 4083475, 7424500, 8166950, 16333900, 20417375, 40834750, 81669500]

約数ペア:

[(1, 81669500), (2, 40834750), (4, 20417375), (5, 16333900), (10, 8166950), (11, 7424500), (20, 4083475), (22, 3712250), (25, 3266780), (31, 2634500), (44, 1856125), (50, 1633390), (55, 1484900), (62, 1317250), (100, 816695), (110, 742450), (124, 658625), (125, 653356), (155, 526900), (220, 371225), (250, 326678), (275, 296980), (310, 263450), (341, 239500), (479, 170500), (500, 163339), (550, 148490), (620, 131725), (682, 119750), (775, 105380), (958, 85250), (1100, 74245), (1364, 59875), (1375, 59396), (1550, 52690), (1705, 47900), (1916, 42625), (2395, 34100), (2750, 29698), (3100, 26345), (3410, 23950), (3875, 21076), (4790, 17050), (5269, 15500), (5500, 14849), (6820, 11975), (7750, 10538), (8525, 9580)]