13254800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2549}}^1$

素因数の和:2580

約数の個数: 60

約数和(自身を含む): 34307700

約数和(自身を除く): 21052900

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2549, 2600, 5098, 5200, 10196, 12745, 20392, 25490, 33137, 40784, 50980, 63725, 66274, 101960, 127450, 132548, 165685, 203920, 254900, 265096, 331370, 509800, 530192, 662740, 828425, 1019600, 1325480, 1656850, 2650960, 3313700, 6627400, 13254800]

約数ペア:

[(1, 13254800), (2, 6627400), (4, 3313700), (5, 2650960), (8, 1656850), (10, 1325480), (13, 1019600), (16, 828425), (20, 662740), (25, 530192), (26, 509800), (40, 331370), (50, 265096), (52, 254900), (65, 203920), (80, 165685), (100, 132548), (104, 127450), (130, 101960), (200, 66274), (208, 63725), (260, 50980), (325, 40784), (400, 33137), (520, 25490), (650, 20392), (1040, 12745), (1300, 10196), (2549, 5200), (2600, 5098)]