63669860

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4951}}^1$

素因数の和:5603

約数の個数: 24

約数和(自身を含む): 133941696

約数和(自身を除く): 70271836

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 4951, 6430, 9902, 12860, 19804, 24755, 49510, 99020, 3183493, 6366986, 12733972, 15917465, 31834930, 63669860]

約数ペア:

[(1, 63669860), (2, 31834930), (4, 15917465), (5, 12733972), (10, 6366986), (20, 3183493), (643, 99020), (1286, 49510), (2572, 24755), (3215, 19804), (4951, 12860), (6430, 9902)]