81427607056

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{69715417}}^1$

素因数の和:69715498

約数の個数: 20

約数和(自身を含む): 159927168892

約数和(自身を除く): 78499561836

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 69715417, 139430834, 278861668, 557723336, 1115446672, 5089225441, 10178450882, 20356901764, 40713803528, 81427607056]

約数ペア:

[(1, 81427607056), (2, 40713803528), (4, 20356901764), (8, 10178450882), (16, 5089225441), (73, 1115446672), (146, 557723336), (292, 278861668), (584, 139430834), (1168, 69715417)]