81238656

素因数分解:

$2^7\times 3^1\times {\mathrm{211559}}^1$

素因数の和:211576

約数の個数: 32

約数和(自身を含む): 215791200

約数和(自身を除く): 134552544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 211559, 423118, 634677, 846236, 1269354, 1692472, 2538708, 3384944, 5077416, 6769888, 10154832, 13539776, 20309664, 27079552, 40619328, 81238656]

約数ペア:

[(1, 81238656), (2, 40619328), (3, 27079552), (4, 20309664), (6, 13539776), (8, 10154832), (12, 6769888), (16, 5077416), (24, 3384944), (32, 2538708), (48, 1692472), (64, 1269354), (96, 846236), (128, 634677), (192, 423118), (384, 211559)]