65856005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1951}}^1$

素因数の和:2156

約数の個数: 16

約数和(自身を含む): 81421824

約数和(自身を除く): 15565819

約数列:

[1, 5, 43, 157, 215, 785, 1951, 6751, 9755, 33755, 83893, 306307, 419465, 1531535, 13171201, 65856005]

約数ペア:

[(1, 65856005), (5, 13171201), (43, 1531535), (157, 419465), (215, 306307), (785, 83893), (1951, 33755), (6751, 9755)]