78242456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11971}}^1$

素因数の和:12039

約数の個数: 32

約数和(自身を含む): 158030400

約数和(自身を除く): 79787944

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 11971, 23942, 47884, 95768, 227449, 454898, 514753, 909796, 1029506, 1819592, 2059012, 4118024, 9780307, 19560614, 39121228, 78242456]

約数ペア:

[(1, 78242456), (2, 39121228), (4, 19560614), (8, 9780307), (19, 4118024), (38, 2059012), (43, 1819592), (76, 1029506), (86, 909796), (152, 514753), (172, 454898), (344, 227449), (817, 95768), (1634, 47884), (3268, 23942), (6536, 11971)]