71291210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{4241}}^1$

素因数の和:4330

約数の個数: 24

約数和(自身を含む): 131561388

約数和(自身を除く): 60270178

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1681, 3362, 4241, 8405, 8482, 16810, 21205, 42410, 173881, 347762, 869405, 1738810, 7129121, 14258242, 35645605, 71291210]

約数ペア:

[(1, 71291210), (2, 35645605), (5, 14258242), (10, 7129121), (41, 1738810), (82, 869405), (205, 347762), (410, 173881), (1681, 42410), (3362, 21205), (4241, 16810), (8405, 8482)]