199264000

素因数分解:

$2^8\times 5^3\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:523

約数の個数: 144

約数和(自身を含む): 535691520

約数和(自身を除く): 336427520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 256, 260, 320, 325, 400, 416, 479, 500, 520, 640, 650, 800, 832, 958, 1000, 1040, 1280, 1300, 1600, 1625, 1664, 1916, 2000, 2080, 2395, 2600, 3200, 3250, 3328, 3832, 4000, 4160, 4790, 5200, 6227, 6400, 6500, 7664, 8000, 8320, 9580, 10400, 11975, 12454, 13000, 15328, 16000, 16640, 19160, 20800, 23950, 24908, 26000, 30656, 31135, 32000, 38320, 41600, 47900, 49816, 52000, 59875, 61312, 62270, 76640, 83200, 95800, 99632, 104000, 119750, 122624, 124540, 153280, 155675, 191600, 199264, 208000, 239500, 249080, 306560, 311350, 383200, 398528, 416000, 479000, 498160, 613120, 622700, 766400, 778375, 797056, 958000, 996320, 1245400, 1532800, 1556750, 1594112, 1916000, 1992640, 2490800, 3065600, 3113500, 3832000, 3985280, 4981600, 6227000, 7664000, 7970560, 9963200, 12454000, 15328000, 19926400, 24908000, 39852800, 49816000, 99632000, 199264000]

約数ペア:

[(1, 199264000), (2, 99632000), (4, 49816000), (5, 39852800), (8, 24908000), (10, 19926400), (13, 15328000), (16, 12454000), (20, 9963200), (25, 7970560), (26, 7664000), (32, 6227000), (40, 4981600), (50, 3985280), (52, 3832000), (64, 3113500), (65, 3065600), (80, 2490800), (100, 1992640), (104, 1916000), (125, 1594112), (128, 1556750), (130, 1532800), (160, 1245400), (200, 996320), (208, 958000), (250, 797056), (256, 778375), (260, 766400), (320, 622700), (325, 613120), (400, 498160), (416, 479000), (479, 416000), (500, 398528), (520, 383200), (640, 311350), (650, 306560), (800, 249080), (832, 239500), (958, 208000), (1000, 199264), (1040, 191600), (1280, 155675), (1300, 153280), (1600, 124540), (1625, 122624), (1664, 119750), (1916, 104000), (2000, 99632), (2080, 95800), (2395, 83200), (2600, 76640), (3200, 62270), (3250, 61312), (3328, 59875), (3832, 52000), (4000, 49816), (4160, 47900), (4790, 41600), (5200, 38320), (6227, 32000), (6400, 31135), (6500, 30656), (7664, 26000), (8000, 24908), (8320, 23950), (9580, 20800), (10400, 19160), (11975, 16640), (12454, 16000), (13000, 15328)]