25347400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9749}}^1$

素因数の和:9778

約数の個数: 48

約数和(自身を含む): 63472500

約数和(自身を除く): 38125100

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 9749, 19498, 38996, 48745, 77992, 97490, 126737, 194980, 243725, 253474, 389960, 487450, 506948, 633685, 974900, 1013896, 1267370, 1949800, 2534740, 3168425, 5069480, 6336850, 12673700, 25347400]

約数ペア:

[(1, 25347400), (2, 12673700), (4, 6336850), (5, 5069480), (8, 3168425), (10, 2534740), (13, 1949800), (20, 1267370), (25, 1013896), (26, 974900), (40, 633685), (50, 506948), (52, 487450), (65, 389960), (100, 253474), (104, 243725), (130, 194980), (200, 126737), (260, 97490), (325, 77992), (520, 48745), (650, 38996), (1300, 19498), (2600, 9749)]