64389808

素因数分解:

$2^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2237}}^1$

素因数の和:2509

約数の個数: 40

約数和(自身を含む): 143196192

約数和(自身を除く): 78806384

約数列:

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

約数ペア:

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