131569892675

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{787}}^1\times {\mathrm{39569}}^1$

素因数の和:40392

約数の個数: 36

約数和(自身を含む): 176890720680

約数和(自身を除く): 45320828005

約数列:

[1, 5, 13, 25, 65, 169, 325, 787, 845, 3935, 4225, 10231, 19675, 39569, 51155, 133003, 197845, 255775, 514397, 665015, 989225, 2571985, 3325075, 6687161, 12859925, 31140803, 33435805, 155704015, 167179025, 404830439, 778520075, 2024152195, 5262795707, 10120760975, 26313978535, 131569892675]

約数ペア:

[(1, 131569892675), (5, 26313978535), (13, 10120760975), (25, 5262795707), (65, 2024152195), (169, 778520075), (325, 404830439), (787, 167179025), (845, 155704015), (3935, 33435805), (4225, 31140803), (10231, 12859925), (19675, 6687161), (39569, 3325075), (51155, 2571985), (133003, 989225), (197845, 665015), (255775, 514397)]