99979745

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{2003}}^1$

素因数の和:2224

約数の個数: 16

約数和(自身を含む): 122644800

約数和(自身を除く): 22665055

約数列:

[1, 5, 67, 149, 335, 745, 2003, 9983, 10015, 49915, 134201, 298447, 671005, 1492235, 19995949, 99979745]

約数ペア:

[(1, 99979745), (5, 19995949), (67, 1492235), (149, 671005), (335, 298447), (745, 134201), (2003, 49915), (9983, 10015)]