81588544

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1367

約数の個数: 56

約数和(自身を含む): 173004480

約数和(自身を除く): 91415936

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 64, 86, 92, 172, 184, 344, 368, 688, 736, 989, 1289, 1376, 1472, 1978, 2578, 2752, 3956, 5156, 7912, 10312, 15824, 20624, 29647, 31648, 41248, 55427, 59294, 63296, 82496, 110854, 118588, 221708, 237176, 443416, 474352, 886832, 948704, 1274821, 1773664, 1897408, 2549642, 3547328, 5099284, 10198568, 20397136, 40794272, 81588544]

約数ペア:

[(1, 81588544), (2, 40794272), (4, 20397136), (8, 10198568), (16, 5099284), (23, 3547328), (32, 2549642), (43, 1897408), (46, 1773664), (64, 1274821), (86, 948704), (92, 886832), (172, 474352), (184, 443416), (344, 237176), (368, 221708), (688, 118588), (736, 110854), (989, 82496), (1289, 63296), (1376, 59294), (1472, 55427), (1978, 41248), (2578, 31648), (2752, 29647), (3956, 20624), (5156, 15824), (7912, 10312)]