320855488

素因数分解:

$2^6\times {\mathrm{173}}^1\times {\mathrm{28979}}^1$

素因数の和:29164

約数の個数: 28

約数和(自身を含む): 640400040

約数和(自身を除く): 319544552

約数列:

[1, 2, 4, 8, 16, 32, 64, 173, 346, 692, 1384, 2768, 5536, 11072, 28979, 57958, 115916, 231832, 463664, 927328, 1854656, 5013367, 10026734, 20053468, 40106936, 80213872, 160427744, 320855488]

約数ペア:

[(1, 320855488), (2, 160427744), (4, 80213872), (8, 40106936), (16, 20053468), (32, 10026734), (64, 5013367), (173, 1854656), (346, 927328), (692, 463664), (1384, 231832), (2768, 115916), (5536, 57958), (11072, 28979)]