81032520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{675271}}^1$

素因数の和:675285

約数の個数: 32

約数和(自身を含む): 243097920

約数和(自身を除く): 162065400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 675271, 1350542, 2025813, 2701084, 3376355, 4051626, 5402168, 6752710, 8103252, 10129065, 13505420, 16206504, 20258130, 27010840, 40516260, 81032520]

約数ペア:

[(1, 81032520), (2, 40516260), (3, 27010840), (4, 20258130), (5, 16206504), (6, 13505420), (8, 10129065), (10, 8103252), (12, 6752710), (15, 5402168), (20, 4051626), (24, 3376355), (30, 2701084), (40, 2025813), (60, 1350542), (120, 675271)]