54937480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105649}}^1$

素因数の和:105673

約数の個数: 32

約数和(自身を含む): 133119000

約数和(自身を除く): 78181520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 105649, 211298, 422596, 528245, 845192, 1056490, 1373437, 2112980, 2746874, 4225960, 5493748, 6867185, 10987496, 13734370, 27468740, 54937480]

約数ペア:

[(1, 54937480), (2, 27468740), (4, 13734370), (5, 10987496), (8, 6867185), (10, 5493748), (13, 4225960), (20, 2746874), (26, 2112980), (40, 1373437), (52, 1056490), (65, 845192), (104, 528245), (130, 422596), (260, 211298), (520, 105649)]