68278380245

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{37139}}^1$

素因数の和:37613

約数の個数: 32

約数和(自身を含む): 87709824000

約数和(自身を除く): 19431443755

約数列:

[1, 5, 29, 31, 145, 155, 409, 899, 2045, 4495, 11861, 12679, 37139, 59305, 63395, 185695, 367691, 1077031, 1151309, 1838455, 5385155, 5756545, 15189851, 33387961, 75949255, 166939805, 440505679, 470885381, 2202528395, 2354426905, 13655676049, 68278380245]

約数ペア:

[(1, 68278380245), (5, 13655676049), (29, 2354426905), (31, 2202528395), (145, 470885381), (155, 440505679), (409, 166939805), (899, 75949255), (2045, 33387961), (4495, 15189851), (11861, 5756545), (12679, 5385155), (37139, 1838455), (59305, 1151309), (63395, 1077031), (185695, 367691)]