2851681568

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{66853}}^1$

素因数の和:66937

約数の個数: 48

約数和(自身を含む): 5930217216

約数和(自身を除く): 3078535648

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 496, 688, 992, 1333, 1376, 2666, 5332, 10664, 21328, 42656, 66853, 133706, 267412, 534824, 1069648, 2072443, 2139296, 2874679, 4144886, 5749358, 8289772, 11498716, 16579544, 22997432, 33159088, 45994864, 66318176, 89115049, 91989728, 178230098, 356460196, 712920392, 1425840784, 2851681568]

約数ペア:

[(1, 2851681568), (2, 1425840784), (4, 712920392), (8, 356460196), (16, 178230098), (31, 91989728), (32, 89115049), (43, 66318176), (62, 45994864), (86, 33159088), (124, 22997432), (172, 16579544), (248, 11498716), (344, 8289772), (496, 5749358), (688, 4144886), (992, 2874679), (1333, 2139296), (1376, 2072443), (2666, 1069648), (5332, 534824), (10664, 267412), (21328, 133706), (42656, 66853)]