148428145

素因数分解:

$5^1\times {\mathrm{181}}^1\times {\mathrm{401}}^1\times {\mathrm{409}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 179983440

約数和(自身を除く): 31555295

約数列:

[1, 5, 181, 401, 409, 905, 2005, 2045, 72581, 74029, 164009, 362905, 370145, 820045, 29685629, 148428145]

約数ペア:

[(1, 148428145), (5, 29685629), (181, 820045), (401, 370145), (409, 362905), (905, 164009), (2005, 74029), (2045, 72581)]