156980491655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{761}}^1\times {\mathrm{21017}}^1$

素因数の和:21947

約数の個数: 32

約数和(自身を含む): 204488661888

約数和(自身を除く): 47508170233

約数列:

[1, 5, 13, 65, 151, 755, 761, 1963, 3805, 9815, 9893, 21017, 49465, 105085, 114911, 273221, 574555, 1366105, 1493843, 3173567, 7469215, 15867835, 15993937, 41256371, 79969685, 206281855, 207921181, 1039605905, 2415084487, 12075422435, 31396098331, 156980491655]

約数ペア:

[(1, 156980491655), (5, 31396098331), (13, 12075422435), (65, 2415084487), (151, 1039605905), (755, 207921181), (761, 206281855), (1963, 79969685), (3805, 41256371), (9815, 15993937), (9893, 15867835), (21017, 7469215), (49465, 3173567), (105085, 1493843), (114911, 1366105), (273221, 574555)]