1855408025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{881}}^1\times {\mathrm{1381}}^1$

素因数の和:2333

約数の個数: 24

約数和(自身を含む): 2342771928

約数和(自身を除く): 487363903

約数列:

[1, 5, 25, 61, 305, 881, 1381, 1525, 4405, 6905, 22025, 34525, 53741, 84241, 268705, 421205, 1216661, 1343525, 2106025, 6083305, 30416525, 74216321, 371081605, 1855408025]

約数ペア:

[(1, 1855408025), (5, 371081605), (25, 74216321), (61, 30416525), (305, 6083305), (881, 2106025), (1381, 1343525), (1525, 1216661), (4405, 421205), (6905, 268705), (22025, 84241), (34525, 53741)]