70850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:134

約数の個数: 24

約数和(自身を含む): 143220

約数和(自身を除く): 72370

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 218, 325, 545, 650, 1090, 1417, 2725, 2834, 5450, 7085, 14170, 35425, 70850]

約数ペア:

[(1, 70850), (2, 35425), (5, 14170), (10, 7085), (13, 5450), (25, 2834), (26, 2725), (50, 1417), (65, 1090), (109, 650), (130, 545), (218, 325)]