77294080

素因数分解:

$2^9\times 5^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:409

約数の個数: 80

約数和(自身を含む): 187700040

約数和(自身を除く): 110405960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 277, 320, 436, 512, 545, 554, 640, 872, 1090, 1108, 1280, 1385, 1744, 2180, 2216, 2560, 2770, 3488, 4360, 4432, 5540, 6976, 8720, 8864, 11080, 13952, 17440, 17728, 22160, 27904, 30193, 34880, 35456, 44320, 55808, 60386, 69760, 70912, 88640, 120772, 139520, 141824, 150965, 177280, 241544, 279040, 301930, 354560, 483088, 603860, 709120, 966176, 1207720, 1932352, 2415440, 3864704, 4830880, 7729408, 9661760, 15458816, 19323520, 38647040, 77294080]

約数ペア:

[(1, 77294080), (2, 38647040), (4, 19323520), (5, 15458816), (8, 9661760), (10, 7729408), (16, 4830880), (20, 3864704), (32, 2415440), (40, 1932352), (64, 1207720), (80, 966176), (109, 709120), (128, 603860), (160, 483088), (218, 354560), (256, 301930), (277, 279040), (320, 241544), (436, 177280), (512, 150965), (545, 141824), (554, 139520), (640, 120772), (872, 88640), (1090, 70912), (1108, 69760), (1280, 60386), (1385, 55808), (1744, 44320), (2180, 35456), (2216, 34880), (2560, 30193), (2770, 27904), (3488, 22160), (4360, 17728), (4432, 17440), (5540, 13952), (6976, 11080), (8720, 8864)]