71389014010

素因数分解:

$2^1\times 5^1\times {\mathrm{19937}}^1\times {\mathrm{358073}}^1$

素因数の和:378017

約数の個数: 16

約数和(自身を含む): 128507029416

約数和(自身を除く): 57118015406

約数列:

[1, 2, 5, 10, 19937, 39874, 99685, 199370, 358073, 716146, 1790365, 3580730, 7138901401, 14277802802, 35694507005, 71389014010]

約数ペア:

[(1, 71389014010), (2, 35694507005), (5, 14277802802), (10, 7138901401), (19937, 3580730), (39874, 1790365), (99685, 716146), (199370, 358073)]