64152775

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{719}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 82494720

約数和(自身を除く): 18341945

約数列:

[1, 5, 25, 43, 83, 215, 415, 719, 1075, 2075, 3569, 3595, 17845, 17975, 30917, 59677, 89225, 154585, 298385, 772925, 1491925, 2566111, 12830555, 64152775]

約数ペア:

[(1, 64152775), (5, 12830555), (25, 2566111), (43, 1491925), (83, 772925), (215, 298385), (415, 154585), (719, 89225), (1075, 59677), (2075, 30917), (3569, 17975), (3595, 17845)]