57256890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{82981}}^1$

素因数の和:83014

約数の個数: 32

約数和(自身を含む): 143392896

約数和(自身を除く): 86136006

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 82981, 165962, 248943, 414905, 497886, 829810, 1244715, 1908563, 2489430, 3817126, 5725689, 9542815, 11451378, 19085630, 28628445, 57256890]

約数ペア:

[(1, 57256890), (2, 28628445), (3, 19085630), (5, 11451378), (6, 9542815), (10, 5725689), (15, 3817126), (23, 2489430), (30, 1908563), (46, 1244715), (69, 829810), (115, 497886), (138, 414905), (230, 248943), (345, 165962), (690, 82981)]