200505920

素因数分解:

$2^6\times 5^1\times {\mathrm{626581}}^1$

素因数の和:626598

約数の個数: 28

約数和(自身を含む): 477455484

約数和(自身を除く): 276949564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 626581, 1253162, 2506324, 3132905, 5012648, 6265810, 10025296, 12531620, 20050592, 25063240, 40101184, 50126480, 100252960, 200505920]

約数ペア:

[(1, 200505920), (2, 100252960), (4, 50126480), (5, 40101184), (8, 25063240), (10, 20050592), (16, 12531620), (20, 10025296), (32, 6265810), (40, 5012648), (64, 3132905), (80, 2506324), (160, 1253162), (320, 626581)]