68139136

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{40949}}^1$

素因数の和:40976

約数の個数: 32

約数和(自身を含む): 146191500

約数和(自身を除く): 78052364

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 40949, 81898, 163796, 327592, 532337, 655184, 1064674, 1310368, 2129348, 2620736, 4258696, 5241472, 8517392, 17034784, 34069568, 68139136]

約数ペア:

[(1, 68139136), (2, 34069568), (4, 17034784), (8, 8517392), (13, 5241472), (16, 4258696), (26, 2620736), (32, 2129348), (52, 1310368), (64, 1064674), (104, 655184), (128, 532337), (208, 327592), (416, 163796), (832, 81898), (1664, 40949)]