81254624

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{643}}^1$

素因数の和:1023

約数の個数: 48

約数和(自身を含む): 175271040

約数和(自身を除く): 94016416

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 359, 643, 718, 1286, 1436, 2572, 2872, 3949, 5144, 5744, 7073, 7898, 10288, 11488, 14146, 15796, 20576, 28292, 31592, 56584, 63184, 113168, 126368, 226336, 230837, 461674, 923348, 1846696, 2539207, 3693392, 5078414, 7386784, 10156828, 20313656, 40627312, 81254624]

約数ペア:

[(1, 81254624), (2, 40627312), (4, 20313656), (8, 10156828), (11, 7386784), (16, 5078414), (22, 3693392), (32, 2539207), (44, 1846696), (88, 923348), (176, 461674), (352, 230837), (359, 226336), (643, 126368), (718, 113168), (1286, 63184), (1436, 56584), (2572, 31592), (2872, 28292), (3949, 20576), (5144, 15796), (5744, 14146), (7073, 11488), (7898, 10288)]