80781608

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{127819}}^1$

素因数の和:127904

約数の個数: 16

約数和(自身を含む): 153384000

約数和(自身を除く): 72602392

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 127819, 255638, 511276, 1022552, 10097701, 20195402, 40390804, 80781608]

約数ペア:

[(1, 80781608), (2, 40390804), (4, 20195402), (8, 10097701), (79, 1022552), (158, 511276), (316, 255638), (632, 127819)]