81112528

素因数分解:

$2^4\times 7^1\times {\mathrm{724219}}^1$

素因数の和:724234

約数の個数: 20

約数和(自身を含む): 179606560

約数和(自身を除く): 98494032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 724219, 1448438, 2896876, 5069533, 5793752, 10139066, 11587504, 20278132, 40556264, 81112528]

約数ペア:

[(1, 81112528), (2, 40556264), (4, 20278132), (7, 11587504), (8, 10139066), (14, 5793752), (16, 5069533), (28, 2896876), (56, 1448438), (112, 724219)]