80504172

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{106487}}^1$

素因数の和:106507

約数の個数: 48

約数和(自身を含む): 238533120

約数和(自身を除く): 158028948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 106487, 212974, 319461, 425948, 638922, 745409, 958383, 1277844, 1490818, 1916766, 2236227, 2875149, 2981636, 3833532, 4472454, 5750298, 6708681, 8944908, 11500596, 13417362, 20126043, 26834724, 40252086, 80504172]

約数ペア:

[(1, 80504172), (2, 40252086), (3, 26834724), (4, 20126043), (6, 13417362), (7, 11500596), (9, 8944908), (12, 6708681), (14, 5750298), (18, 4472454), (21, 3833532), (27, 2981636), (28, 2875149), (36, 2236227), (42, 1916766), (54, 1490818), (63, 1277844), (84, 958383), (108, 745409), (126, 638922), (189, 425948), (252, 319461), (378, 212974), (756, 106487)]