80221405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{23911}}^1$

素因数の和:23988

約数の個数: 16

約数和(自身を含む): 106743168

約数和(自身を除く): 26521763

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 23911, 119555, 263021, 1315105, 1458571, 7292855, 16044281, 80221405]

約数ペア:

[(1, 80221405), (5, 16044281), (11, 7292855), (55, 1458571), (61, 1315105), (305, 263021), (671, 119555), (3355, 23911)]