51584000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 176

約数和(自身を含む): 143060736

約数和(自身を除く): 91476736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 125, 128, 130, 155, 160, 200, 208, 248, 250, 256, 260, 310, 320, 325, 400, 403, 416, 496, 500, 512, 520, 620, 640, 650, 775, 800, 806, 832, 992, 1000, 1024, 1040, 1240, 1280, 1300, 1550, 1600, 1612, 1625, 1664, 1984, 2000, 2015, 2080, 2480, 2560, 2600, 3100, 3200, 3224, 3250, 3328, 3875, 3968, 4000, 4030, 4160, 4960, 5120, 5200, 6200, 6400, 6448, 6500, 6656, 7750, 7936, 8000, 8060, 8320, 9920, 10075, 10400, 12400, 12800, 12896, 13000, 13312, 15500, 15872, 16000, 16120, 16640, 19840, 20150, 20800, 24800, 25600, 25792, 26000, 31000, 31744, 32000, 32240, 33280, 39680, 40300, 41600, 49600, 50375, 51584, 52000, 62000, 64000, 64480, 66560, 79360, 80600, 83200, 99200, 100750, 103168, 104000, 124000, 128000, 128960, 158720, 161200, 166400, 198400, 201500, 206336, 208000, 248000, 257920, 322400, 332800, 396800, 403000, 412672, 416000, 496000, 515840, 644800, 793600, 806000, 832000, 992000, 1031680, 1289600, 1612000, 1664000, 1984000, 2063360, 2579200, 3224000, 3968000, 5158400, 6448000, 10316800, 12896000, 25792000, 51584000]

約数ペア:

[(1, 51584000), (2, 25792000), (4, 12896000), (5, 10316800), (8, 6448000), (10, 5158400), (13, 3968000), (16, 3224000), (20, 2579200), (25, 2063360), (26, 1984000), (31, 1664000), (32, 1612000), (40, 1289600), (50, 1031680), (52, 992000), (62, 832000), (64, 806000), (65, 793600), (80, 644800), (100, 515840), (104, 496000), (124, 416000), (125, 412672), (128, 403000), (130, 396800), (155, 332800), (160, 322400), (200, 257920), (208, 248000), (248, 208000), (250, 206336), (256, 201500), (260, 198400), (310, 166400), (320, 161200), (325, 158720), (400, 128960), (403, 128000), (416, 124000), (496, 104000), (500, 103168), (512, 100750), (520, 99200), (620, 83200), (640, 80600), (650, 79360), (775, 66560), (800, 64480), (806, 64000), (832, 62000), (992, 52000), (1000, 51584), (1024, 50375), (1040, 49600), (1240, 41600), (1280, 40300), (1300, 39680), (1550, 33280), (1600, 32240), (1612, 32000), (1625, 31744), (1664, 31000), (1984, 26000), (2000, 25792), (2015, 25600), (2080, 24800), (2480, 20800), (2560, 20150), (2600, 19840), (3100, 16640), (3200, 16120), (3224, 16000), (3250, 15872), (3328, 15500), (3875, 13312), (3968, 13000), (4000, 12896), (4030, 12800), (4160, 12400), (4960, 10400), (5120, 10075), (5200, 9920), (6200, 8320), (6400, 8060), (6448, 8000), (6500, 7936), (6656, 7750)]