87984536

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{1019}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 169646400

約数和(自身を除く): 81661864

約数列:

[1, 2, 4, 8, 43, 86, 172, 251, 344, 502, 1004, 1019, 2008, 2038, 4076, 8152, 10793, 21586, 43172, 43817, 86344, 87634, 175268, 255769, 350536, 511538, 1023076, 2046152, 10998067, 21996134, 43992268, 87984536]

約数ペア:

[(1, 87984536), (2, 43992268), (4, 21996134), (8, 10998067), (43, 2046152), (86, 1023076), (172, 511538), (251, 350536), (344, 255769), (502, 175268), (1004, 87634), (1019, 86344), (2008, 43817), (2038, 43172), (4076, 21586), (8152, 10793)]