81495635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{2909}}^1$

素因数の和:3358

約数の個数: 16

約数和(自身を含む): 105598080

約数和(自身を除く): 24102445

約数列:

[1, 5, 13, 65, 431, 2155, 2909, 5603, 14545, 28015, 37817, 189085, 1253779, 6268895, 16299127, 81495635]

約数ペア:

[(1, 81495635), (5, 16299127), (13, 6268895), (65, 1253779), (431, 189085), (2155, 37817), (2909, 28015), (5603, 14545)]