210918080

素因数分解:

$2^6\times 5^1\times {\mathrm{797}}^1\times {\mathrm{827}}^1$

素因数の和:1641

約数の個数: 56

約数和(自身を含む): 503486928

約数和(自身を除く): 292568848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 797, 827, 1594, 1654, 3188, 3308, 3985, 4135, 6376, 6616, 7970, 8270, 12752, 13232, 15940, 16540, 25504, 26464, 31880, 33080, 51008, 52928, 63760, 66160, 127520, 132320, 255040, 264640, 659119, 1318238, 2636476, 3295595, 5272952, 6591190, 10545904, 13182380, 21091808, 26364760, 42183616, 52729520, 105459040, 210918080]

約数ペア:

[(1, 210918080), (2, 105459040), (4, 52729520), (5, 42183616), (8, 26364760), (10, 21091808), (16, 13182380), (20, 10545904), (32, 6591190), (40, 5272952), (64, 3295595), (80, 2636476), (160, 1318238), (320, 659119), (797, 264640), (827, 255040), (1594, 132320), (1654, 127520), (3188, 66160), (3308, 63760), (3985, 52928), (4135, 51008), (6376, 33080), (6616, 31880), (7970, 26464), (8270, 25504), (12752, 16540), (13232, 15940)]