78239764

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{1291}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 139277600

約数和(自身を除く): 61037836

約数列:

[1, 2, 4, 109, 139, 218, 278, 436, 556, 1291, 2582, 5164, 15151, 30302, 60604, 140719, 179449, 281438, 358898, 562876, 717796, 19559941, 39119882, 78239764]

約数ペア:

[(1, 78239764), (2, 39119882), (4, 19559941), (109, 717796), (139, 562876), (218, 358898), (278, 281438), (436, 179449), (556, 140719), (1291, 60604), (2582, 30302), (5164, 15151)]