72364370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1361}}^1$

素因数の和:1790

約数の個数: 32

約数和(自身を含む): 140721840

約数和(自身を除く): 68357470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 1361, 2045, 2722, 4090, 5317, 6805, 10634, 13610, 17693, 26585, 35386, 53170, 88465, 176930, 556649, 1113298, 2783245, 5566490, 7236437, 14472874, 36182185, 72364370]

約数ペア:

[(1, 72364370), (2, 36182185), (5, 14472874), (10, 7236437), (13, 5566490), (26, 2783245), (65, 1113298), (130, 556649), (409, 176930), (818, 88465), (1361, 53170), (2045, 35386), (2722, 26585), (4090, 17693), (5317, 13610), (6805, 10634)]