148490000

素因数分解:

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

素因数の和:538

約数の個数: 100

約数和(自身を含む): 371880960

約数和(自身を除く): 223390960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 479, 496, 500, 620, 625, 775, 958, 1000, 1240, 1250, 1550, 1916, 2000, 2395, 2480, 2500, 3100, 3832, 3875, 4790, 5000, 6200, 7664, 7750, 9580, 10000, 11975, 12400, 14849, 15500, 19160, 19375, 23950, 29698, 31000, 38320, 38750, 47900, 59396, 59875, 62000, 74245, 77500, 95800, 118792, 119750, 148490, 155000, 191600, 237584, 239500, 296980, 299375, 310000, 371225, 479000, 593960, 598750, 742450, 958000, 1187920, 1197500, 1484900, 1856125, 2395000, 2969800, 3712250, 4790000, 5939600, 7424500, 9280625, 14849000, 18561250, 29698000, 37122500, 74245000, 148490000]

約数ペア:

[(1, 148490000), (2, 74245000), (4, 37122500), (5, 29698000), (8, 18561250), (10, 14849000), (16, 9280625), (20, 7424500), (25, 5939600), (31, 4790000), (40, 3712250), (50, 2969800), (62, 2395000), (80, 1856125), (100, 1484900), (124, 1197500), (125, 1187920), (155, 958000), (200, 742450), (248, 598750), (250, 593960), (310, 479000), (400, 371225), (479, 310000), (496, 299375), (500, 296980), (620, 239500), (625, 237584), (775, 191600), (958, 155000), (1000, 148490), (1240, 119750), (1250, 118792), (1550, 95800), (1916, 77500), (2000, 74245), (2395, 62000), (2480, 59875), (2500, 59396), (3100, 47900), (3832, 38750), (3875, 38320), (4790, 31000), (5000, 29698), (6200, 23950), (7664, 19375), (7750, 19160), (9580, 15500), (10000, 14849), (11975, 12400)]