84000025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 109260864

約数和(自身を除く): 25260839

約数列:

[1, 5, 23, 25, 115, 347, 421, 575, 1735, 2105, 7981, 8675, 9683, 10525, 39905, 48415, 146087, 199525, 242075, 730435, 3360001, 3652175, 16800005, 84000025]

約数ペア:

[(1, 84000025), (5, 16800005), (23, 3652175), (25, 3360001), (115, 730435), (347, 242075), (421, 199525), (575, 146087), (1735, 48415), (2105, 39905), (7981, 10525), (8675, 9683)]