78026560

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2237}}^1$

素因数の和:2363

約数の個数: 56

約数和(自身を含む): 187589160

約数和(自身を除く): 109562600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1744, 2180, 2237, 3488, 4360, 4474, 6976, 8720, 8948, 11185, 17440, 17896, 22370, 34880, 35792, 44740, 71584, 89480, 143168, 178960, 243833, 357920, 487666, 715840, 975332, 1219165, 1950664, 2438330, 3901328, 4876660, 7802656, 9753320, 15605312, 19506640, 39013280, 78026560]

約数ペア:

[(1, 78026560), (2, 39013280), (4, 19506640), (5, 15605312), (8, 9753320), (10, 7802656), (16, 4876660), (20, 3901328), (32, 2438330), (40, 1950664), (64, 1219165), (80, 975332), (109, 715840), (160, 487666), (218, 357920), (320, 243833), (436, 178960), (545, 143168), (872, 89480), (1090, 71584), (1744, 44740), (2180, 35792), (2237, 34880), (3488, 22370), (4360, 17896), (4474, 17440), (6976, 11185), (8720, 8948)]