78656656

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1584

約数の個数: 60

約数和(自身を含む): 173820720

約数和(自身を除く): 95164064

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 494, 676, 988, 1352, 1531, 1976, 2704, 3062, 3211, 3952, 6124, 6422, 12248, 12844, 19903, 24496, 25688, 29089, 39806, 51376, 58178, 79612, 116356, 159224, 232712, 258739, 318448, 378157, 465424, 517478, 756314, 1034956, 1512628, 2069912, 3025256, 4139824, 4916041, 6050512, 9832082, 19664164, 39328328, 78656656]

約数ペア:

[(1, 78656656), (2, 39328328), (4, 19664164), (8, 9832082), (13, 6050512), (16, 4916041), (19, 4139824), (26, 3025256), (38, 2069912), (52, 1512628), (76, 1034956), (104, 756314), (152, 517478), (169, 465424), (208, 378157), (247, 318448), (304, 258739), (338, 232712), (494, 159224), (676, 116356), (988, 79612), (1352, 58178), (1531, 51376), (1976, 39806), (2704, 29089), (3062, 25688), (3211, 24496), (3952, 19903), (6124, 12844), (6422, 12248)]