81499648

素因数分解:

$2^9\times {\mathrm{159179}}^1$

素因数の和:159197

約数の個数: 20

約数和(自身を含む): 162841140

約数和(自身を除く): 81341492

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 159179, 318358, 636716, 1273432, 2546864, 5093728, 10187456, 20374912, 40749824, 81499648]

約数ペア:

[(1, 81499648), (2, 40749824), (4, 20374912), (8, 10187456), (16, 5093728), (32, 2546864), (64, 1273432), (128, 636716), (256, 318358), (512, 159179)]