1311700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1036

約数の個数: 36

約数和(自身を含む): 3068380

約数和(自身を除く): 1756680

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1009, 1300, 2018, 4036, 5045, 10090, 13117, 20180, 25225, 26234, 50450, 52468, 65585, 100900, 131170, 262340, 327925, 655850, 1311700]

約数ペア:

[(1, 1311700), (2, 655850), (4, 327925), (5, 262340), (10, 131170), (13, 100900), (20, 65585), (25, 52468), (26, 50450), (50, 26234), (52, 25225), (65, 20180), (100, 13117), (130, 10090), (260, 5045), (325, 4036), (650, 2018), (1009, 1300)]