164525648

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20123}}^1$

素因数の和:20211

約数の個数: 40

約数和(自身を含む): 369315648

約数和(自身を除く): 204790000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 4088, 8176, 20123, 40246, 80492, 140861, 160984, 281722, 321968, 563444, 1126888, 1468979, 2253776, 2937958, 5875916, 10282853, 11751832, 20565706, 23503664, 41131412, 82262824, 164525648]

約数ペア:

[(1, 164525648), (2, 82262824), (4, 41131412), (7, 23503664), (8, 20565706), (14, 11751832), (16, 10282853), (28, 5875916), (56, 2937958), (73, 2253776), (112, 1468979), (146, 1126888), (292, 563444), (511, 321968), (584, 281722), (1022, 160984), (1168, 140861), (2044, 80492), (4088, 40246), (8176, 20123)]