130513640

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{9403}}^1$

素因数の和:9761

約数の個数: 32

約数和(自身を含む): 294533280

約数和(自身を除く): 164019640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 6940, 9403, 13880, 18806, 37612, 47015, 75224, 94030, 188060, 376120, 3262841, 6525682, 13051364, 16314205, 26102728, 32628410, 65256820, 130513640]

約数ペア:

[(1, 130513640), (2, 65256820), (4, 32628410), (5, 26102728), (8, 16314205), (10, 13051364), (20, 6525682), (40, 3262841), (347, 376120), (694, 188060), (1388, 94030), (1735, 75224), (2776, 47015), (3470, 37612), (6940, 18806), (9403, 13880)]