78464164

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{103}}^2$

素因数の和:296

約数の個数: 27

約数和(自身を含む): 141957963

約数和(自身を除く): 63493799

約数列:

[1, 2, 4, 43, 86, 103, 172, 206, 412, 1849, 3698, 4429, 7396, 8858, 10609, 17716, 21218, 42436, 190447, 380894, 456187, 761788, 912374, 1824748, 19616041, 39232082, 78464164]

約数ペア:

[(1, 78464164), (2, 39232082), (4, 19616041), (43, 1824748), (86, 912374), (103, 761788), (172, 456187), (206, 380894), (412, 190447), (1849, 42436), (3698, 21218), (4429, 17716), (7396, 10609)]