157059220040

素因数分解:

$2^3\times 5^1\times {\mathrm{4391}}^1\times {\mathrm{894211}}^1$

素因数の和:898613

約数の個数: 32

約数和(自身を含む): 353464119360

約数和(自身を除く): 196404899320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4391, 8782, 17564, 21955, 35128, 43910, 87820, 175640, 894211, 1788422, 3576844, 4471055, 7153688, 8942110, 17884220, 35768440, 3926480501, 7852961002, 15705922004, 19632402505, 31411844008, 39264805010, 78529610020, 157059220040]

約数ペア:

[(1, 157059220040), (2, 78529610020), (4, 39264805010), (5, 31411844008), (8, 19632402505), (10, 15705922004), (20, 7852961002), (40, 3926480501), (4391, 35768440), (8782, 17884220), (17564, 8942110), (21955, 7153688), (35128, 4471055), (43910, 3576844), (87820, 1788422), (175640, 894211)]