25457168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1327}}^1$

素因数の和:1455

約数の個数: 40

約数和(自身を含む): 54341760

約数和(自身を除く): 28884592

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1199, 1327, 1744, 2398, 2654, 4796, 5308, 9592, 10616, 14597, 19184, 21232, 29194, 58388, 116776, 144643, 233552, 289286, 578572, 1157144, 1591073, 2314288, 3182146, 6364292, 12728584, 25457168]

約数ペア:

[(1, 25457168), (2, 12728584), (4, 6364292), (8, 3182146), (11, 2314288), (16, 1591073), (22, 1157144), (44, 578572), (88, 289286), (109, 233552), (176, 144643), (218, 116776), (436, 58388), (872, 29194), (1199, 21232), (1327, 19184), (1744, 14597), (2398, 10616), (2654, 9592), (4796, 5308)]