51264265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2729}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 70401240

約数和(自身を除く): 19136975

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 2729, 3757, 13645, 18785, 35477, 46393, 177385, 231965, 603109, 788681, 3015545, 3943405, 10252853, 51264265]

約数ペア:

[(1, 51264265), (5, 10252853), (13, 3943405), (17, 3015545), (65, 788681), (85, 603109), (221, 231965), (289, 177385), (1105, 46393), (1445, 35477), (2729, 18785), (3757, 13645)]