128575342025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{79}}^1\times {\mathrm{2267}}^1$

素因数の和:2463

約数の個数: 72

約数和(自身を含む): 177727374720

約数和(自身を除く): 49152032695

約数列:

[1, 5, 13, 25, 47, 65, 79, 235, 325, 395, 611, 1027, 1175, 1975, 2209, 2267, 3055, 3713, 5135, 11045, 11335, 15275, 18565, 25675, 28717, 29471, 48269, 55225, 56675, 92825, 106549, 143585, 147355, 174511, 179093, 241345, 532745, 717925, 736775, 872555, 895465, 1206725, 1385137, 2268643, 2328209, 2663725, 4362775, 4477325, 5007803, 6925685, 8417371, 11343215, 11641045, 25039015, 34628425, 42086855, 56716075, 58205225, 65101439, 109425823, 125195075, 210434275, 325507195, 395616437, 547129115, 1627535975, 1978082185, 2735645575, 5143013681, 9890410925, 25715068405, 128575342025]

約数ペア:

[(1, 128575342025), (5, 25715068405), (13, 9890410925), (25, 5143013681), (47, 2735645575), (65, 1978082185), (79, 1627535975), (235, 547129115), (325, 395616437), (395, 325507195), (611, 210434275), (1027, 125195075), (1175, 109425823), (1975, 65101439), (2209, 58205225), (2267, 56716075), (3055, 42086855), (3713, 34628425), (5135, 25039015), (11045, 11641045), (11335, 11343215), (15275, 8417371), (18565, 6925685), (25675, 5007803), (28717, 4477325), (29471, 4362775), (48269, 2663725), (55225, 2328209), (56675, 2268643), (92825, 1385137), (106549, 1206725), (143585, 895465), (147355, 872555), (174511, 736775), (179093, 717925), (241345, 532745)]