1301950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2028

約数の個数: 24

約数和(自身を含む): 2609208

約数和(自身を除く): 1307258

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 2003, 4006, 10015, 20030, 26039, 50075, 52078, 100150, 130195, 260390, 650975, 1301950]

約数ペア:

[(1, 1301950), (2, 650975), (5, 260390), (10, 130195), (13, 100150), (25, 52078), (26, 50075), (50, 26039), (65, 20030), (130, 10015), (325, 4006), (650, 2003)]