289376480

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{9371}}^1$

素因数の和:9579

約数の個数: 48

約数和(自身を含む): 687267504

約数和(自身を除く): 397891024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 6176, 7720, 9371, 15440, 18742, 30880, 37484, 46855, 74968, 93710, 149936, 187420, 299872, 374840, 749680, 1499360, 1808603, 3617206, 7234412, 9043015, 14468824, 18086030, 28937648, 36172060, 57875296, 72344120, 144688240, 289376480]

約数ペア:

[(1, 289376480), (2, 144688240), (4, 72344120), (5, 57875296), (8, 36172060), (10, 28937648), (16, 18086030), (20, 14468824), (32, 9043015), (40, 7234412), (80, 3617206), (160, 1808603), (193, 1499360), (386, 749680), (772, 374840), (965, 299872), (1544, 187420), (1930, 149936), (3088, 93710), (3860, 74968), (6176, 46855), (7720, 37484), (9371, 30880), (15440, 18742)]