27872000

素因数分解:

$2^8\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:111

約数の個数: 144

約数和(自身を含む): 75889632

約数和(自身を除く): 48017632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 67, 80, 100, 104, 125, 128, 130, 134, 160, 200, 208, 250, 256, 260, 268, 320, 325, 335, 400, 416, 500, 520, 536, 640, 650, 670, 800, 832, 871, 1000, 1040, 1072, 1280, 1300, 1340, 1600, 1625, 1664, 1675, 1742, 2000, 2080, 2144, 2600, 2680, 3200, 3250, 3328, 3350, 3484, 4000, 4160, 4288, 4355, 5200, 5360, 6400, 6500, 6700, 6968, 8000, 8320, 8375, 8576, 8710, 10400, 10720, 13000, 13400, 13936, 16000, 16640, 16750, 17152, 17420, 20800, 21440, 21775, 26000, 26800, 27872, 32000, 33500, 34840, 41600, 42880, 43550, 52000, 53600, 55744, 67000, 69680, 83200, 85760, 87100, 104000, 107200, 108875, 111488, 134000, 139360, 174200, 208000, 214400, 217750, 222976, 268000, 278720, 348400, 416000, 428800, 435500, 536000, 557440, 696800, 871000, 1072000, 1114880, 1393600, 1742000, 2144000, 2787200, 3484000, 5574400, 6968000, 13936000, 27872000]

約数ペア:

[(1, 27872000), (2, 13936000), (4, 6968000), (5, 5574400), (8, 3484000), (10, 2787200), (13, 2144000), (16, 1742000), (20, 1393600), (25, 1114880), (26, 1072000), (32, 871000), (40, 696800), (50, 557440), (52, 536000), (64, 435500), (65, 428800), (67, 416000), (80, 348400), (100, 278720), (104, 268000), (125, 222976), (128, 217750), (130, 214400), (134, 208000), (160, 174200), (200, 139360), (208, 134000), (250, 111488), (256, 108875), (260, 107200), (268, 104000), (320, 87100), (325, 85760), (335, 83200), (400, 69680), (416, 67000), (500, 55744), (520, 53600), (536, 52000), (640, 43550), (650, 42880), (670, 41600), (800, 34840), (832, 33500), (871, 32000), (1000, 27872), (1040, 26800), (1072, 26000), (1280, 21775), (1300, 21440), (1340, 20800), (1600, 17420), (1625, 17152), (1664, 16750), (1675, 16640), (1742, 16000), (2000, 13936), (2080, 13400), (2144, 13000), (2600, 10720), (2680, 10400), (3200, 8710), (3250, 8576), (3328, 8375), (3350, 8320), (3484, 8000), (4000, 6968), (4160, 6700), (4288, 6500), (4355, 6400), (5200, 5360)]