25040744

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 50400420

約数和(自身を除く): 25359676

約数列:

[1, 2, 4, 8, 23, 46, 61, 92, 97, 122, 184, 194, 244, 388, 488, 529, 776, 1058, 1403, 2116, 2231, 2806, 4232, 4462, 5612, 5917, 8924, 11224, 11834, 17848, 23668, 32269, 47336, 51313, 64538, 102626, 129076, 136091, 205252, 258152, 272182, 410504, 544364, 1088728, 3130093, 6260186, 12520372, 25040744]

約数ペア:

[(1, 25040744), (2, 12520372), (4, 6260186), (8, 3130093), (23, 1088728), (46, 544364), (61, 410504), (92, 272182), (97, 258152), (122, 205252), (184, 136091), (194, 129076), (244, 102626), (388, 64538), (488, 51313), (529, 47336), (776, 32269), (1058, 23668), (1403, 17848), (2116, 11834), (2231, 11224), (2806, 8924), (4232, 5917), (4462, 5612)]