81522688

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1568

約数の個数: 52

約数和(自身を含む): 175680568

約数和(自身を除く): 94157880

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1531, 1664, 2048, 3062, 3328, 4096, 6124, 6656, 12248, 13312, 19903, 24496, 26624, 39806, 48992, 53248, 79612, 97984, 159224, 195968, 318448, 391936, 636896, 783872, 1273792, 1567744, 2547584, 3135488, 5095168, 6270976, 10190336, 20380672, 40761344, 81522688]

約数ペア:

[(1, 81522688), (2, 40761344), (4, 20380672), (8, 10190336), (13, 6270976), (16, 5095168), (26, 3135488), (32, 2547584), (52, 1567744), (64, 1273792), (104, 783872), (128, 636896), (208, 391936), (256, 318448), (416, 195968), (512, 159224), (832, 97984), (1024, 79612), (1531, 53248), (1664, 48992), (2048, 39806), (3062, 26624), (3328, 24496), (4096, 19903), (6124, 13312), (6656, 12248)]