84456800

素因数分解:

$2^5\times 5^2\times {\mathrm{193}}^1\times {\mathrm{547}}^1$

素因数の和:760

約数の個数: 72

約数和(自身を含む): 207627336

約数和(自身を除く): 123170536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 193, 200, 386, 400, 547, 772, 800, 965, 1094, 1544, 1930, 2188, 2735, 3088, 3860, 4376, 4825, 5470, 6176, 7720, 8752, 9650, 10940, 13675, 15440, 17504, 19300, 21880, 27350, 30880, 38600, 43760, 54700, 77200, 87520, 105571, 109400, 154400, 211142, 218800, 422284, 437600, 527855, 844568, 1055710, 1689136, 2111420, 2639275, 3378272, 4222840, 5278550, 8445680, 10557100, 16891360, 21114200, 42228400, 84456800]

約数ペア:

[(1, 84456800), (2, 42228400), (4, 21114200), (5, 16891360), (8, 10557100), (10, 8445680), (16, 5278550), (20, 4222840), (25, 3378272), (32, 2639275), (40, 2111420), (50, 1689136), (80, 1055710), (100, 844568), (160, 527855), (193, 437600), (200, 422284), (386, 218800), (400, 211142), (547, 154400), (772, 109400), (800, 105571), (965, 87520), (1094, 77200), (1544, 54700), (1930, 43760), (2188, 38600), (2735, 30880), (3088, 27350), (3860, 21880), (4376, 19300), (4825, 17504), (5470, 15440), (6176, 13675), (7720, 10940), (8752, 9650)]