128779616

素因数分解:

$2^5\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2237}}^1$

素因数の和:2511

約数の個数: 48

約数和(自身を含む): 291011616

約数和(自身を除く): 162232000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 257, 514, 1028, 1799, 2056, 2237, 3598, 4112, 4474, 7196, 8224, 8948, 14392, 15659, 17896, 28784, 31318, 35792, 57568, 62636, 71584, 125272, 250544, 501088, 574909, 1149818, 2299636, 4024363, 4599272, 8048726, 9198544, 16097452, 18397088, 32194904, 64389808, 128779616]

約数ペア:

[(1, 128779616), (2, 64389808), (4, 32194904), (7, 18397088), (8, 16097452), (14, 9198544), (16, 8048726), (28, 4599272), (32, 4024363), (56, 2299636), (112, 1149818), (224, 574909), (257, 501088), (514, 250544), (1028, 125272), (1799, 71584), (2056, 62636), (2237, 57568), (3598, 35792), (4112, 31318), (4474, 28784), (7196, 17896), (8224, 15659), (8948, 14392)]