1310900

素因数分解:

$2^2\times 5^2\times {\mathrm{13109}}^1$

素因数の和:13123

約数の個数: 18

約数和(自身を含む): 2844870

約数和(自身を除く): 1533970

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 13109, 26218, 52436, 65545, 131090, 262180, 327725, 655450, 1310900]

約数ペア:

[(1, 1310900), (2, 655450), (4, 327725), (5, 262180), (10, 131090), (20, 65545), (25, 52436), (50, 26218), (100, 13109)]