51130178172

素因数分解:

$2^2\times 3^2\times {\mathrm{19993}}^1\times {\mathrm{71039}}^1$

素因数の和:91042

約数の個数: 36

約数和(自身を含む): 129254012160

約数和(自身を除く): 78123833988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 19993, 39986, 59979, 71039, 79972, 119958, 142078, 179937, 213117, 239916, 284156, 359874, 426234, 639351, 719748, 852468, 1278702, 2557404, 1420282727, 2840565454, 4260848181, 5681130908, 8521696362, 12782544543, 17043392724, 25565089086, 51130178172]

約数ペア:

[(1, 51130178172), (2, 25565089086), (3, 17043392724), (4, 12782544543), (6, 8521696362), (9, 5681130908), (12, 4260848181), (18, 2840565454), (36, 1420282727), (19993, 2557404), (39986, 1278702), (59979, 852468), (71039, 719748), (79972, 639351), (119958, 426234), (142078, 359874), (179937, 284156), (213117, 239916)]