260070850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{400109}}^1$

素因数の和:400134

約数の個数: 24

約数和(自身を含む): 520943220

約数和(自身を除く): 260872370

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 400109, 800218, 2000545, 4001090, 5201417, 10002725, 10402834, 20005450, 26007085, 52014170, 130035425, 260070850]

約数ペア:

[(1, 260070850), (2, 130035425), (5, 52014170), (10, 26007085), (13, 20005450), (25, 10402834), (26, 10002725), (50, 5201417), (65, 4001090), (130, 2000545), (325, 800218), (650, 400109)]