206369600

素因数分解:

$2^6\times 5^2\times {\mathrm{128981}}^1$

素因数の和:129003

約数の個数: 42

約数和(自身を含む): 507802134

約数和(自身を除く): 301432534

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 128981, 257962, 515924, 644905, 1031848, 1289810, 2063696, 2579620, 3224525, 4127392, 5159240, 6449050, 8254784, 10318480, 12898100, 20636960, 25796200, 41273920, 51592400, 103184800, 206369600]

約数ペア:

[(1, 206369600), (2, 103184800), (4, 51592400), (5, 41273920), (8, 25796200), (10, 20636960), (16, 12898100), (20, 10318480), (25, 8254784), (32, 6449050), (40, 5159240), (50, 4127392), (64, 3224525), (80, 2579620), (100, 2063696), (160, 1289810), (200, 1031848), (320, 644905), (400, 515924), (800, 257962), (1600, 128981)]