129584780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{498403}}^1$

素因数の和:498425

約数の個数: 24

約数和(自身を含む): 293061552

約数和(自身を除く): 163476772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 498403, 996806, 1993612, 2492015, 4984030, 6479239, 9968060, 12958478, 25916956, 32396195, 64792390, 129584780]

約数ペア:

[(1, 129584780), (2, 64792390), (4, 32396195), (5, 25916956), (10, 12958478), (13, 9968060), (20, 6479239), (26, 4984030), (52, 2492015), (65, 1993612), (130, 996806), (260, 498403)]