71985128

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1549}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 139593000

約数和(自身を除く): 67607872

約数列:

[1, 2, 4, 8, 37, 74, 148, 157, 296, 314, 628, 1256, 1549, 3098, 5809, 6196, 11618, 12392, 23236, 46472, 57313, 114626, 229252, 243193, 458504, 486386, 972772, 1945544, 8998141, 17996282, 35992564, 71985128]

約数ペア:

[(1, 71985128), (2, 35992564), (4, 17996282), (8, 8998141), (37, 1945544), (74, 972772), (148, 486386), (157, 458504), (296, 243193), (314, 229252), (628, 114626), (1256, 57313), (1549, 46472), (3098, 23236), (5809, 12392), (6196, 11618)]