78916360

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{13241}}^1$

素因数の和:13401

約数の個数: 32

約数和(自身を含む): 178767000

約数和(自身を除く): 99850640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 13241, 26482, 52964, 66205, 105928, 132410, 264820, 529640, 1972909, 3945818, 7891636, 9864545, 15783272, 19729090, 39458180, 78916360]

約数ペア:

[(1, 78916360), (2, 39458180), (4, 19729090), (5, 15783272), (8, 9864545), (10, 7891636), (20, 3945818), (40, 1972909), (149, 529640), (298, 264820), (596, 132410), (745, 105928), (1192, 66205), (1490, 52964), (2980, 26482), (5960, 13241)]