805883905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{601}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 1029159936

約数和(自身を除く): 223276031

約数列:

[1, 5, 31, 41, 155, 205, 211, 601, 1055, 1271, 3005, 6355, 6541, 8651, 18631, 24641, 32705, 43255, 93155, 123205, 126811, 268181, 634055, 763871, 1340905, 3819355, 3931141, 5199251, 19655705, 25996255, 161176781, 805883905]

約数ペア:

[(1, 805883905), (5, 161176781), (31, 25996255), (41, 19655705), (155, 5199251), (205, 3931141), (211, 3819355), (601, 1340905), (1055, 763871), (1271, 634055), (3005, 268181), (6355, 126811), (6541, 123205), (8651, 93155), (18631, 43255), (24641, 32705)]