82250020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{22721}}^1$

素因数の和:22911

約数の個数: 24

約数和(自身を含む): 173686968

約数和(自身を除く): 91436948

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 22721, 45442, 90884, 113605, 227210, 454420, 4112501, 8225002, 16450004, 20562505, 41125010, 82250020]

約数ペア:

[(1, 82250020), (2, 41125010), (4, 20562505), (5, 16450004), (10, 8225002), (20, 4112501), (181, 454420), (362, 227210), (724, 113605), (905, 90884), (1810, 45442), (3620, 22721)]