52448840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31981}}^1$

素因数の和:32033

約数の個数: 32

約数和(自身を含む): 120891960

約数和(自身を除く): 68443120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 31981, 63962, 127924, 159905, 255848, 319810, 639620, 1279240, 1311221, 2622442, 5244884, 6556105, 10489768, 13112210, 26224420, 52448840]

約数ペア:

[(1, 52448840), (2, 26224420), (4, 13112210), (5, 10489768), (8, 6556105), (10, 5244884), (20, 2622442), (40, 1311221), (41, 1279240), (82, 639620), (164, 319810), (205, 255848), (328, 159905), (410, 127924), (820, 63962), (1640, 31981)]