49786280

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6449}}^1$

素因数の和:6653

約数の個数: 32

約数和(自身を含む): 112617000

約数和(自身を除く): 62830720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 6449, 7720, 12898, 25796, 32245, 51592, 64490, 128980, 257960, 1244657, 2489314, 4978628, 6223285, 9957256, 12446570, 24893140, 49786280]

約数ペア:

[(1, 49786280), (2, 24893140), (4, 12446570), (5, 9957256), (8, 6223285), (10, 4978628), (20, 2489314), (40, 1244657), (193, 257960), (386, 128980), (772, 64490), (965, 51592), (1544, 32245), (1930, 25796), (3860, 12898), (6449, 7720)]