128575808

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{22573}}^1$

素因数の和:22674

約数の個数: 28

約数和(自身を含む): 258020820

約数和(自身を除く): 129445012

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 356, 712, 1424, 2848, 5696, 22573, 45146, 90292, 180584, 361168, 722336, 1444672, 2008997, 4017994, 8035988, 16071976, 32143952, 64287904, 128575808]

約数ペア:

[(1, 128575808), (2, 64287904), (4, 32143952), (8, 16071976), (16, 8035988), (32, 4017994), (64, 2008997), (89, 1444672), (178, 722336), (356, 361168), (712, 180584), (1424, 90292), (2848, 45146), (5696, 22573)]