78307670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1987}}^1$

素因数の和:2564

約数の個数: 32

約数和(自身を含む): 161457408

約数和(自身を除く): 83149738

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 563, 1126, 1987, 2815, 3941, 3974, 5630, 7882, 9935, 13909, 19705, 19870, 27818, 39410, 69545, 139090, 1118681, 2237362, 5593405, 7830767, 11186810, 15661534, 39153835, 78307670]

約数ペア:

[(1, 78307670), (2, 39153835), (5, 15661534), (7, 11186810), (10, 7830767), (14, 5593405), (35, 2237362), (70, 1118681), (563, 139090), (1126, 69545), (1987, 39410), (2815, 27818), (3941, 19870), (3974, 19705), (5630, 13909), (7882, 9935)]