667656005

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1\times {\mathrm{1999}}^1$

素因数の和:3068

約数の個数: 16

約数和(自身を含む): 814368000

約数和(自身を除く): 146711995

約数列:

[1, 5, 67, 335, 997, 1999, 4985, 9995, 66799, 133933, 333995, 669665, 1993003, 9965015, 133531201, 667656005]

約数ペア:

[(1, 667656005), (5, 133531201), (67, 9965015), (335, 1993003), (997, 669665), (1999, 333995), (4985, 133933), (9995, 66799)]