251179130

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{1901}}^1$

素因数の和:2162

約数の個数: 32

約数和(自身を含む): 461090448

約数和(自身を除く): 209911318

約数列:

[1, 2, 5, 10, 73, 146, 181, 362, 365, 730, 905, 1810, 1901, 3802, 9505, 13213, 19010, 26426, 66065, 132130, 138773, 277546, 344081, 688162, 693865, 1387730, 1720405, 3440810, 25117913, 50235826, 125589565, 251179130]

約数ペア:

[(1, 251179130), (2, 125589565), (5, 50235826), (10, 25117913), (73, 3440810), (146, 1720405), (181, 1387730), (362, 693865), (365, 688162), (730, 344081), (905, 277546), (1810, 138773), (1901, 132130), (3802, 66065), (9505, 26426), (13213, 19010)]