51208360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{182887}}^1$

素因数の和:182905

約数の個数: 32

約数和(自身を含む): 131679360

約数和(自身を除く): 80471000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 182887, 365774, 731548, 914435, 1280209, 1463096, 1828870, 2560418, 3657740, 5120836, 6401045, 7315480, 10241672, 12802090, 25604180, 51208360]

約数ペア:

[(1, 51208360), (2, 25604180), (4, 12802090), (5, 10241672), (7, 7315480), (8, 6401045), (10, 5120836), (14, 3657740), (20, 2560418), (28, 1828870), (35, 1463096), (40, 1280209), (56, 914435), (70, 731548), (140, 365774), (280, 182887)]