82816000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{647}}^1$

素因数の和:682

約数の個数: 88

約数和(自身を含む): 206927136

約数和(自身を除く): 124111136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 640, 647, 800, 1000, 1024, 1280, 1294, 1600, 2000, 2560, 2588, 3200, 3235, 4000, 5120, 5176, 6400, 6470, 8000, 10352, 12800, 12940, 16000, 16175, 20704, 25600, 25880, 32000, 32350, 41408, 51760, 64000, 64700, 80875, 82816, 103520, 128000, 129400, 161750, 165632, 207040, 258800, 323500, 331264, 414080, 517600, 647000, 662528, 828160, 1035200, 1294000, 1656320, 2070400, 2588000, 3312640, 4140800, 5176000, 8281600, 10352000, 16563200, 20704000, 41408000, 82816000]

約数ペア:

[(1, 82816000), (2, 41408000), (4, 20704000), (5, 16563200), (8, 10352000), (10, 8281600), (16, 5176000), (20, 4140800), (25, 3312640), (32, 2588000), (40, 2070400), (50, 1656320), (64, 1294000), (80, 1035200), (100, 828160), (125, 662528), (128, 647000), (160, 517600), (200, 414080), (250, 331264), (256, 323500), (320, 258800), (400, 207040), (500, 165632), (512, 161750), (640, 129400), (647, 128000), (800, 103520), (1000, 82816), (1024, 80875), (1280, 64700), (1294, 64000), (1600, 51760), (2000, 41408), (2560, 32350), (2588, 32000), (3200, 25880), (3235, 25600), (4000, 20704), (5120, 16175), (5176, 16000), (6400, 12940), (6470, 12800), (8000, 10352)]