561491425

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:894

約数の個数: 36

約数和(自身を含む): 768857040

約数和(自身を除く): 207365615

約数列:

[1, 5, 11, 25, 55, 121, 275, 419, 443, 605, 2095, 2215, 3025, 4609, 4873, 10475, 11075, 23045, 24365, 50699, 53603, 115225, 121825, 185617, 253495, 268015, 928085, 1267475, 1340075, 2041787, 4640425, 10208935, 22459657, 51044675, 112298285, 561491425]

約数ペア:

[(1, 561491425), (5, 112298285), (11, 51044675), (25, 22459657), (55, 10208935), (121, 4640425), (275, 2041787), (419, 1340075), (443, 1267475), (605, 928085), (2095, 268015), (2215, 253495), (3025, 185617), (4609, 121825), (4873, 115225), (10475, 53603), (11075, 50699), (23045, 24365)]