68089000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 186001920

約数和(自身を除く): 117912920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 71, 100, 125, 137, 140, 142, 175, 200, 250, 274, 280, 284, 350, 355, 497, 500, 548, 568, 685, 700, 710, 875, 959, 994, 1000, 1096, 1370, 1400, 1420, 1750, 1775, 1918, 1988, 2485, 2740, 2840, 3425, 3500, 3550, 3836, 3976, 4795, 4970, 5480, 6850, 7000, 7100, 7672, 8875, 9590, 9727, 9940, 12425, 13700, 14200, 17125, 17750, 19180, 19454, 19880, 23975, 24850, 27400, 34250, 35500, 38360, 38908, 47950, 48635, 49700, 62125, 68089, 68500, 71000, 77816, 95900, 97270, 99400, 119875, 124250, 136178, 137000, 191800, 194540, 239750, 243175, 248500, 272356, 340445, 389080, 479500, 486350, 497000, 544712, 680890, 959000, 972700, 1215875, 1361780, 1702225, 1945400, 2431750, 2723560, 3404450, 4863500, 6808900, 8511125, 9727000, 13617800, 17022250, 34044500, 68089000]

約数ペア:

[(1, 68089000), (2, 34044500), (4, 17022250), (5, 13617800), (7, 9727000), (8, 8511125), (10, 6808900), (14, 4863500), (20, 3404450), (25, 2723560), (28, 2431750), (35, 1945400), (40, 1702225), (50, 1361780), (56, 1215875), (70, 972700), (71, 959000), (100, 680890), (125, 544712), (137, 497000), (140, 486350), (142, 479500), (175, 389080), (200, 340445), (250, 272356), (274, 248500), (280, 243175), (284, 239750), (350, 194540), (355, 191800), (497, 137000), (500, 136178), (548, 124250), (568, 119875), (685, 99400), (700, 97270), (710, 95900), (875, 77816), (959, 71000), (994, 68500), (1000, 68089), (1096, 62125), (1370, 49700), (1400, 48635), (1420, 47950), (1750, 38908), (1775, 38360), (1918, 35500), (1988, 34250), (2485, 27400), (2740, 24850), (2840, 23975), (3425, 19880), (3500, 19454), (3550, 19180), (3836, 17750), (3976, 17125), (4795, 14200), (4970, 13700), (5480, 12425), (6850, 9940), (7000, 9727), (7100, 9590), (7672, 8875)]