80789310

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{128237}}^1$

素因数の和:128257

約数の個数: 48

約数和(自身を含む): 240061536

約数和(自身を除く): 159272226

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 128237, 256474, 384711, 641185, 769422, 897659, 1154133, 1282370, 1795318, 1923555, 2308266, 2692977, 3847110, 4488295, 5385954, 5770665, 8078931, 8976590, 11541330, 13464885, 16157862, 26929770, 40394655, 80789310]

約数ペア:

[(1, 80789310), (2, 40394655), (3, 26929770), (5, 16157862), (6, 13464885), (7, 11541330), (9, 8976590), (10, 8078931), (14, 5770665), (15, 5385954), (18, 4488295), (21, 3847110), (30, 2692977), (35, 2308266), (42, 1923555), (45, 1795318), (63, 1282370), (70, 1154133), (90, 897659), (105, 769422), (126, 641185), (210, 384711), (315, 256474), (630, 128237)]