129972425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20549}}^1$

素因数の和:20593

約数の個数: 24

約数和(自身を含む): 183470400

約数和(自身を除く): 53497975

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 6325, 20549, 102745, 226039, 472627, 513725, 1130195, 2363135, 5198897, 5650975, 11815675, 25994485, 129972425]

約数ペア:

[(1, 129972425), (5, 25994485), (11, 11815675), (23, 5650975), (25, 5198897), (55, 2363135), (115, 1130195), (253, 513725), (275, 472627), (575, 226039), (1265, 102745), (6325, 20549)]