65685900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1064

約数の個数: 144

約数和(自身を含む): 224430080

約数和(自身を除く): 158744180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 140, 150, 155, 175, 186, 210, 217, 300, 310, 350, 372, 420, 434, 465, 525, 620, 651, 700, 775, 868, 930, 1009, 1050, 1085, 1302, 1550, 1860, 2018, 2100, 2170, 2325, 2604, 3027, 3100, 3255, 4036, 4340, 4650, 5045, 5425, 6054, 6510, 7063, 9300, 10090, 10850, 12108, 13020, 14126, 15135, 16275, 20180, 21189, 21700, 25225, 28252, 30270, 31279, 32550, 35315, 42378, 50450, 60540, 62558, 65100, 70630, 75675, 84756, 93837, 100900, 105945, 125116, 141260, 151350, 156395, 176575, 187674, 211890, 218953, 302700, 312790, 353150, 375348, 423780, 437906, 469185, 529725, 625580, 656859, 706300, 781975, 875812, 938370, 1059450, 1094765, 1313718, 1563950, 1876740, 2118900, 2189530, 2345925, 2627436, 3127900, 3284295, 4379060, 4691850, 5473825, 6568590, 9383700, 10947650, 13137180, 16421475, 21895300, 32842950, 65685900]

約数ペア:

[(1, 65685900), (2, 32842950), (3, 21895300), (4, 16421475), (5, 13137180), (6, 10947650), (7, 9383700), (10, 6568590), (12, 5473825), (14, 4691850), (15, 4379060), (20, 3284295), (21, 3127900), (25, 2627436), (28, 2345925), (30, 2189530), (31, 2118900), (35, 1876740), (42, 1563950), (50, 1313718), (60, 1094765), (62, 1059450), (70, 938370), (75, 875812), (84, 781975), (93, 706300), (100, 656859), (105, 625580), (124, 529725), (140, 469185), (150, 437906), (155, 423780), (175, 375348), (186, 353150), (210, 312790), (217, 302700), (300, 218953), (310, 211890), (350, 187674), (372, 176575), (420, 156395), (434, 151350), (465, 141260), (525, 125116), (620, 105945), (651, 100900), (700, 93837), (775, 84756), (868, 75675), (930, 70630), (1009, 65100), (1050, 62558), (1085, 60540), (1302, 50450), (1550, 42378), (1860, 35315), (2018, 32550), (2100, 31279), (2170, 30270), (2325, 28252), (2604, 25225), (3027, 21700), (3100, 21189), (3255, 20180), (4036, 16275), (4340, 15135), (4650, 14126), (5045, 13020), (5425, 12108), (6054, 10850), (6510, 10090), (7063, 9300)]