290168185

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{4679}}^1$

素因数の和:4920

約数の個数: 16

約数和(自身を含む): 354931200

約数和(自身を除く): 64763015

約数列:

[1, 5, 79, 157, 395, 785, 4679, 12403, 23395, 62015, 369641, 734603, 1848205, 3673015, 58033637, 290168185]

約数ペア:

[(1, 290168185), (5, 58033637), (79, 3673015), (157, 1848205), (395, 734603), (785, 369641), (4679, 62015), (12403, 23395)]