81615900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{272053}}^1$

素因数の和:272070

約数の個数: 36

約数和(自身を含む): 236142872

約数和(自身を除く): 154526972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 272053, 544106, 816159, 1088212, 1360265, 1632318, 2720530, 3264636, 4080795, 5441060, 6801325, 8161590, 13602650, 16323180, 20403975, 27205300, 40807950, 81615900]

約数ペア:

[(1, 81615900), (2, 40807950), (3, 27205300), (4, 20403975), (5, 16323180), (6, 13602650), (10, 8161590), (12, 6801325), (15, 5441060), (20, 4080795), (25, 3264636), (30, 2720530), (50, 1632318), (60, 1360265), (75, 1088212), (100, 816159), (150, 544106), (300, 272053)]