80622080

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1$

素因数の和:450

約数の個数: 160

約数和(自身を含む): 241591680

約数和(自身を除く): 160969600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 409, 440, 448, 512, 560, 616, 640, 704, 770, 818, 880, 896, 1120, 1232, 1280, 1408, 1540, 1636, 1760, 1792, 2045, 2240, 2464, 2560, 2816, 2863, 3080, 3272, 3520, 3584, 4090, 4480, 4499, 4928, 5632, 5726, 6160, 6544, 7040, 8180, 8960, 8998, 9856, 11452, 12320, 13088, 14080, 14315, 16360, 17920, 17996, 19712, 22495, 22904, 24640, 26176, 28160, 28630, 31493, 32720, 35992, 39424, 44990, 45808, 49280, 52352, 57260, 62986, 65440, 71984, 89980, 91616, 98560, 104704, 114520, 125972, 130880, 143968, 157465, 179960, 183232, 197120, 209408, 229040, 251944, 261760, 287936, 314930, 359920, 366464, 458080, 503888, 523520, 575872, 629860, 719840, 732928, 916160, 1007776, 1047040, 1151744, 1259720, 1439680, 1465856, 1832320, 2015552, 2303488, 2519440, 2879360, 3664640, 4031104, 5038880, 5758720, 7329280, 8062208, 10077760, 11517440, 16124416, 20155520, 40311040, 80622080]

約数ペア:

[(1, 80622080), (2, 40311040), (4, 20155520), (5, 16124416), (7, 11517440), (8, 10077760), (10, 8062208), (11, 7329280), (14, 5758720), (16, 5038880), (20, 4031104), (22, 3664640), (28, 2879360), (32, 2519440), (35, 2303488), (40, 2015552), (44, 1832320), (55, 1465856), (56, 1439680), (64, 1259720), (70, 1151744), (77, 1047040), (80, 1007776), (88, 916160), (110, 732928), (112, 719840), (128, 629860), (140, 575872), (154, 523520), (160, 503888), (176, 458080), (220, 366464), (224, 359920), (256, 314930), (280, 287936), (308, 261760), (320, 251944), (352, 229040), (385, 209408), (409, 197120), (440, 183232), (448, 179960), (512, 157465), (560, 143968), (616, 130880), (640, 125972), (704, 114520), (770, 104704), (818, 98560), (880, 91616), (896, 89980), (1120, 71984), (1232, 65440), (1280, 62986), (1408, 57260), (1540, 52352), (1636, 49280), (1760, 45808), (1792, 44990), (2045, 39424), (2240, 35992), (2464, 32720), (2560, 31493), (2816, 28630), (2863, 28160), (3080, 26176), (3272, 24640), (3520, 22904), (3584, 22495), (4090, 19712), (4480, 17996), (4499, 17920), (4928, 16360), (5632, 14315), (5726, 14080), (6160, 13088), (6544, 12320), (7040, 11452), (8180, 9856), (8960, 8998)]