172064905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 226709280

約数和(自身を除く): 54644375

約数列:

[1, 5, 17, 41, 85, 97, 205, 485, 509, 697, 1649, 2545, 3485, 3977, 8245, 8653, 19885, 20869, 43265, 49373, 67609, 104345, 246865, 338045, 354773, 839341, 1773865, 2024293, 4196705, 10121465, 34412981, 172064905]

約数ペア:

[(1, 172064905), (5, 34412981), (17, 10121465), (41, 4196705), (85, 2024293), (97, 1773865), (205, 839341), (485, 354773), (509, 338045), (697, 246865), (1649, 104345), (2545, 67609), (3485, 49373), (3977, 43265), (8245, 20869), (8653, 19885)]