67888015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1997}}^1$

素因数の和:2538

約数の個数: 16

約数和(自身を含む): 87943968

約数和(自身を除く): 20055953

約数列:

[1, 5, 13, 65, 523, 1997, 2615, 6799, 9985, 25961, 33995, 129805, 1044431, 5222155, 13577603, 67888015]

約数ペア:

[(1, 67888015), (5, 13577603), (13, 5222155), (65, 1044431), (523, 129805), (1997, 33995), (2615, 25961), (6799, 9985)]