66451730

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{47807}}^1$

素因数の和:47953

約数の個数: 16

約数和(自身を含む): 120476160

約数和(自身を除く): 54024430

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 47807, 95614, 239035, 478070, 6645173, 13290346, 33225865, 66451730]

約数ペア:

[(1, 66451730), (2, 33225865), (5, 13290346), (10, 6645173), (139, 478070), (278, 239035), (695, 95614), (1390, 47807)]