13019500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2035

約数の個数: 48

約数和(自身を含む): 30637152

約数和(自身を除く): 17617652

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 2003, 3250, 4006, 6500, 8012, 10015, 20030, 26039, 40060, 50075, 52078, 100150, 104156, 130195, 200300, 250375, 260390, 500750, 520780, 650975, 1001500, 1301950, 2603900, 3254875, 6509750, 13019500]

約数ペア:

[(1, 13019500), (2, 6509750), (4, 3254875), (5, 2603900), (10, 1301950), (13, 1001500), (20, 650975), (25, 520780), (26, 500750), (50, 260390), (52, 250375), (65, 200300), (100, 130195), (125, 104156), (130, 100150), (250, 52078), (260, 50075), (325, 40060), (500, 26039), (650, 20030), (1300, 10015), (1625, 8012), (2003, 6500), (3250, 4006)]