81154270

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{63901}}^1$

素因数の和:64035

約数の個数: 16

約数和(自身を含む): 147230208

約数和(自身を除く): 66075938

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 63901, 127802, 319505, 639010, 8115427, 16230854, 40577135, 81154270]

約数ペア:

[(1, 81154270), (2, 40577135), (5, 16230854), (10, 8115427), (127, 639010), (254, 319505), (635, 127802), (1270, 63901)]