89348740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{343649}}^1$

素因数の和:343671

約数の個数: 24

約数和(自身を含む): 202066200

約数和(自身を除く): 112717460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 343649, 687298, 1374596, 1718245, 3436490, 4467437, 6872980, 8934874, 17869748, 22337185, 44674370, 89348740]

約数ペア:

[(1, 89348740), (2, 44674370), (4, 22337185), (5, 17869748), (10, 8934874), (13, 6872980), (20, 4467437), (26, 3436490), (52, 1718245), (65, 1374596), (130, 687298), (260, 343649)]