2553018145

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{797}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 3215697408

約数和(自身を除く): 662679263

約数列:

[1, 5, 43, 47, 215, 235, 317, 797, 1585, 2021, 3985, 10105, 13631, 14899, 34271, 37459, 68155, 74495, 171355, 187295, 252649, 640657, 1263245, 1610737, 3203285, 8053685, 10863907, 11874503, 54319535, 59372515, 510603629, 2553018145]

約数ペア:

[(1, 2553018145), (5, 510603629), (43, 59372515), (47, 54319535), (215, 11874503), (235, 10863907), (317, 8053685), (797, 3203285), (1585, 1610737), (2021, 1263245), (3985, 640657), (10105, 252649), (13631, 187295), (14899, 171355), (34271, 74495), (37459, 68155)]