81207808

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{14419}}^1$

素因数の和:14448

約数の個数: 40

約数和(自身を含む): 177019920

約数和(自身を除く): 95812112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 5632, 14419, 28838, 57676, 115352, 158609, 230704, 317218, 461408, 634436, 922816, 1268872, 1845632, 2537744, 3691264, 5075488, 7382528, 10150976, 20301952, 40603904, 81207808]

約数ペア:

[(1, 81207808), (2, 40603904), (4, 20301952), (8, 10150976), (11, 7382528), (16, 5075488), (22, 3691264), (32, 2537744), (44, 1845632), (64, 1268872), (88, 922816), (128, 634436), (176, 461408), (256, 317218), (352, 230704), (512, 158609), (704, 115352), (1408, 57676), (2816, 28838), (5632, 14419)]