73121440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{65287}}^1$

素因数の和:65309

約数の個数: 48

約数和(自身を含む): 197430912

約数和(自身を除く): 124309472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 65287, 130574, 261148, 326435, 457009, 522296, 652870, 914018, 1044592, 1305740, 1828036, 2089184, 2285045, 2611480, 3656072, 4570090, 5222960, 7312144, 9140180, 10445920, 14624288, 18280360, 36560720, 73121440]

約数ペア:

[(1, 73121440), (2, 36560720), (4, 18280360), (5, 14624288), (7, 10445920), (8, 9140180), (10, 7312144), (14, 5222960), (16, 4570090), (20, 3656072), (28, 2611480), (32, 2285045), (35, 2089184), (40, 1828036), (56, 1305740), (70, 1044592), (80, 914018), (112, 652870), (140, 522296), (160, 457009), (224, 326435), (280, 261148), (560, 130574), (1120, 65287)]