16855565555

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{337}}^1\times {\mathrm{907}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 20881748160

約数和(自身を除く): 4026182605

約数列:

[1, 5, 41, 205, 269, 337, 907, 1345, 1685, 4535, 11029, 13817, 37187, 55145, 69085, 90653, 185935, 243983, 305659, 453265, 1219915, 1528295, 3716773, 10003303, 12532019, 18583865, 50016515, 62660095, 82222271, 411111355, 3371113111, 16855565555]

約数ペア:

[(1, 16855565555), (5, 3371113111), (41, 411111355), (205, 82222271), (269, 62660095), (337, 50016515), (907, 18583865), (1345, 12532019), (1685, 10003303), (4535, 3716773), (11029, 1528295), (13817, 1219915), (37187, 453265), (55145, 305659), (69085, 243983), (90653, 185935)]