78828008

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{8429}}^1$

素因数の和:8609

約数の個数: 32

約数和(自身を含む): 169948800

約数和(自身を除く): 91120792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2338, 4676, 8429, 9352, 16858, 33716, 59003, 67432, 118006, 236012, 472024, 1407643, 2815286, 5630572, 9853501, 11261144, 19707002, 39414004, 78828008]

約数ペア:

[(1, 78828008), (2, 39414004), (4, 19707002), (7, 11261144), (8, 9853501), (14, 5630572), (28, 2815286), (56, 1407643), (167, 472024), (334, 236012), (668, 118006), (1169, 67432), (1336, 59003), (2338, 33716), (4676, 16858), (8429, 9352)]