81650636

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{4201}}^1$

素因数の和:4361

約数の個数: 24

約数和(自身を含む): 147540624

約数和(自身を除く): 65889988

約数列:

[1, 2, 4, 43, 86, 113, 172, 226, 452, 4201, 4859, 8402, 9718, 16804, 19436, 180643, 361286, 474713, 722572, 949426, 1898852, 20412659, 40825318, 81650636]

約数ペア:

[(1, 81650636), (2, 40825318), (4, 20412659), (43, 1898852), (86, 949426), (113, 722572), (172, 474713), (226, 361286), (452, 180643), (4201, 19436), (4859, 16804), (8402, 9718)]