78496000

素因数分解:

$2^8\times 5^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:265

約数の個数: 144

約数和(自身を含む): 214276608

約数和(自身を除く): 135780608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 128, 160, 176, 200, 220, 223, 250, 256, 275, 320, 352, 400, 440, 446, 500, 550, 640, 704, 800, 880, 892, 1000, 1100, 1115, 1280, 1375, 1408, 1600, 1760, 1784, 2000, 2200, 2230, 2453, 2750, 2816, 3200, 3520, 3568, 4000, 4400, 4460, 4906, 5500, 5575, 6400, 7040, 7136, 8000, 8800, 8920, 9812, 11000, 11150, 12265, 14080, 14272, 16000, 17600, 17840, 19624, 22000, 22300, 24530, 27875, 28544, 32000, 35200, 35680, 39248, 44000, 44600, 49060, 55750, 57088, 61325, 70400, 71360, 78496, 88000, 89200, 98120, 111500, 122650, 142720, 156992, 176000, 178400, 196240, 223000, 245300, 285440, 306625, 313984, 352000, 356800, 392480, 446000, 490600, 613250, 627968, 713600, 784960, 892000, 981200, 1226500, 1427200, 1569920, 1784000, 1962400, 2453000, 3139840, 3568000, 3924800, 4906000, 7136000, 7849600, 9812000, 15699200, 19624000, 39248000, 78496000]

約数ペア:

[(1, 78496000), (2, 39248000), (4, 19624000), (5, 15699200), (8, 9812000), (10, 7849600), (11, 7136000), (16, 4906000), (20, 3924800), (22, 3568000), (25, 3139840), (32, 2453000), (40, 1962400), (44, 1784000), (50, 1569920), (55, 1427200), (64, 1226500), (80, 981200), (88, 892000), (100, 784960), (110, 713600), (125, 627968), (128, 613250), (160, 490600), (176, 446000), (200, 392480), (220, 356800), (223, 352000), (250, 313984), (256, 306625), (275, 285440), (320, 245300), (352, 223000), (400, 196240), (440, 178400), (446, 176000), (500, 156992), (550, 142720), (640, 122650), (704, 111500), (800, 98120), (880, 89200), (892, 88000), (1000, 78496), (1100, 71360), (1115, 70400), (1280, 61325), (1375, 57088), (1408, 55750), (1600, 49060), (1760, 44600), (1784, 44000), (2000, 39248), (2200, 35680), (2230, 35200), (2453, 32000), (2750, 28544), (2816, 27875), (3200, 24530), (3520, 22300), (3568, 22000), (4000, 19624), (4400, 17840), (4460, 17600), (4906, 16000), (5500, 14272), (5575, 14080), (6400, 12265), (7040, 11150), (7136, 11000), (8000, 9812), (8800, 8920)]