78859984

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 181702656

約数和(自身を除く): 102842672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 71, 94, 112, 142, 188, 211, 284, 329, 376, 422, 497, 568, 658, 752, 844, 994, 1136, 1316, 1477, 1688, 1988, 2632, 2954, 3337, 3376, 3976, 5264, 5908, 6674, 7952, 9917, 11816, 13348, 14981, 19834, 23359, 23632, 26696, 29962, 39668, 46718, 53392, 59924, 69419, 79336, 93436, 104867, 119848, 138838, 158672, 186872, 209734, 239696, 277676, 373744, 419468, 555352, 704107, 838936, 1110704, 1408214, 1677872, 2816428, 4928749, 5632856, 9857498, 11265712, 19714996, 39429992, 78859984]

約数ペア:

[(1, 78859984), (2, 39429992), (4, 19714996), (7, 11265712), (8, 9857498), (14, 5632856), (16, 4928749), (28, 2816428), (47, 1677872), (56, 1408214), (71, 1110704), (94, 838936), (112, 704107), (142, 555352), (188, 419468), (211, 373744), (284, 277676), (329, 239696), (376, 209734), (422, 186872), (497, 158672), (568, 138838), (658, 119848), (752, 104867), (844, 93436), (994, 79336), (1136, 69419), (1316, 59924), (1477, 53392), (1688, 46718), (1988, 39668), (2632, 29962), (2954, 26696), (3337, 23632), (3376, 23359), (3976, 19834), (5264, 14981), (5908, 13348), (6674, 11816), (7952, 9917)]