48737480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:710

約数の個数: 64

約数和(自身を含む): 120372480

約数和(自身を除く): 71635000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 257, 431, 440, 514, 862, 1028, 1285, 1724, 2056, 2155, 2570, 2827, 3448, 4310, 4741, 5140, 5654, 8620, 9482, 10280, 11308, 14135, 17240, 18964, 22616, 23705, 28270, 37928, 47410, 56540, 94820, 110767, 113080, 189640, 221534, 443068, 553835, 886136, 1107670, 1218437, 2215340, 2436874, 4430680, 4873748, 6092185, 9747496, 12184370, 24368740, 48737480]

約数ペア:

[(1, 48737480), (2, 24368740), (4, 12184370), (5, 9747496), (8, 6092185), (10, 4873748), (11, 4430680), (20, 2436874), (22, 2215340), (40, 1218437), (44, 1107670), (55, 886136), (88, 553835), (110, 443068), (220, 221534), (257, 189640), (431, 113080), (440, 110767), (514, 94820), (862, 56540), (1028, 47410), (1285, 37928), (1724, 28270), (2056, 23705), (2155, 22616), (2570, 18964), (2827, 17240), (3448, 14135), (4310, 11308), (4741, 10280), (5140, 9482), (5654, 8620)]