128575792

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{569}}^1$

素因数の和:1093

約数の個数: 40

約数和(自身を含む): 258688800

約数和(自身を除く): 130113008

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 487, 569, 974, 1138, 1948, 2276, 3896, 4552, 7792, 9104, 14123, 16501, 28246, 33002, 56492, 66004, 112984, 132008, 225968, 264016, 277103, 554206, 1108412, 2216824, 4433648, 8035987, 16071974, 32143948, 64287896, 128575792]

約数ペア:

[(1, 128575792), (2, 64287896), (4, 32143948), (8, 16071974), (16, 8035987), (29, 4433648), (58, 2216824), (116, 1108412), (232, 554206), (464, 277103), (487, 264016), (569, 225968), (974, 132008), (1138, 112984), (1948, 66004), (2276, 56492), (3896, 33002), (4552, 28246), (7792, 16501), (9104, 14123)]