38779975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7019}}^1$

素因数の和:7059

約数の個数: 24

約数和(自身を含む): 54840240

約数和(自身を除く): 16060265

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 7019, 35095, 91247, 119323, 175475, 456235, 596615, 1551199, 2281175, 2983075, 7755995, 38779975]

約数ペア:

[(1, 38779975), (5, 7755995), (13, 2983075), (17, 2281175), (25, 1551199), (65, 596615), (85, 456235), (221, 175475), (325, 119323), (425, 91247), (1105, 35095), (5525, 7019)]