74245000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 179942400

約数和(自身を除く): 105697400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 479, 500, 620, 625, 775, 958, 1000, 1240, 1250, 1550, 1916, 2395, 2500, 3100, 3832, 3875, 4790, 5000, 6200, 7750, 9580, 11975, 14849, 15500, 19160, 19375, 23950, 29698, 31000, 38750, 47900, 59396, 59875, 74245, 77500, 95800, 118792, 119750, 148490, 155000, 239500, 296980, 299375, 371225, 479000, 593960, 598750, 742450, 1197500, 1484900, 1856125, 2395000, 2969800, 3712250, 7424500, 9280625, 14849000, 18561250, 37122500, 74245000]

約数ペア:

[(1, 74245000), (2, 37122500), (4, 18561250), (5, 14849000), (8, 9280625), (10, 7424500), (20, 3712250), (25, 2969800), (31, 2395000), (40, 1856125), (50, 1484900), (62, 1197500), (100, 742450), (124, 598750), (125, 593960), (155, 479000), (200, 371225), (248, 299375), (250, 296980), (310, 239500), (479, 155000), (500, 148490), (620, 119750), (625, 118792), (775, 95800), (958, 77500), (1000, 74245), (1240, 59875), (1250, 59396), (1550, 47900), (1916, 38750), (2395, 31000), (2500, 29698), (3100, 23950), (3832, 19375), (3875, 19160), (4790, 15500), (5000, 14849), (6200, 11975), (7750, 9580)]