17689000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{19}}^2$

素因数の和:73

約数の個数: 144

約数和(自身を含む): 50817780

約数和(自身を除く): 33128780

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 49, 50, 56, 70, 76, 95, 98, 100, 125, 133, 140, 152, 175, 190, 196, 200, 245, 250, 266, 280, 350, 361, 380, 392, 475, 490, 500, 532, 665, 700, 722, 760, 875, 931, 950, 980, 1000, 1064, 1225, 1330, 1400, 1444, 1750, 1805, 1862, 1900, 1960, 2375, 2450, 2527, 2660, 2888, 3325, 3500, 3610, 3724, 3800, 4655, 4750, 4900, 5054, 5320, 6125, 6650, 7000, 7220, 7448, 9025, 9310, 9500, 9800, 10108, 12250, 12635, 13300, 14440, 16625, 17689, 18050, 18620, 19000, 20216, 23275, 24500, 25270, 26600, 33250, 35378, 36100, 37240, 45125, 46550, 49000, 50540, 63175, 66500, 70756, 72200, 88445, 90250, 93100, 101080, 116375, 126350, 133000, 141512, 176890, 180500, 186200, 232750, 252700, 315875, 353780, 361000, 442225, 465500, 505400, 631750, 707560, 884450, 931000, 1263500, 1768900, 2211125, 2527000, 3537800, 4422250, 8844500, 17689000]

約数ペア:

[(1, 17689000), (2, 8844500), (4, 4422250), (5, 3537800), (7, 2527000), (8, 2211125), (10, 1768900), (14, 1263500), (19, 931000), (20, 884450), (25, 707560), (28, 631750), (35, 505400), (38, 465500), (40, 442225), (49, 361000), (50, 353780), (56, 315875), (70, 252700), (76, 232750), (95, 186200), (98, 180500), (100, 176890), (125, 141512), (133, 133000), (140, 126350), (152, 116375), (175, 101080), (190, 93100), (196, 90250), (200, 88445), (245, 72200), (250, 70756), (266, 66500), (280, 63175), (350, 50540), (361, 49000), (380, 46550), (392, 45125), (475, 37240), (490, 36100), (500, 35378), (532, 33250), (665, 26600), (700, 25270), (722, 24500), (760, 23275), (875, 20216), (931, 19000), (950, 18620), (980, 18050), (1000, 17689), (1064, 16625), (1225, 14440), (1330, 13300), (1400, 12635), (1444, 12250), (1750, 10108), (1805, 9800), (1862, 9500), (1900, 9310), (1960, 9025), (2375, 7448), (2450, 7220), (2527, 7000), (2660, 6650), (2888, 6125), (3325, 5320), (3500, 5054), (3610, 4900), (3724, 4750), (3800, 4655)]