66451405

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{2531}}^1$

素因数の和:2684

約数の個数: 16

約数和(自身を含む): 82036800

約数和(自身を除く): 15585395

約数列:

[1, 5, 59, 89, 295, 445, 2531, 5251, 12655, 26255, 149329, 225259, 746645, 1126295, 13290281, 66451405]

約数ペア:

[(1, 66451405), (5, 13290281), (59, 1126295), (89, 746645), (295, 225259), (445, 149329), (2531, 26255), (5251, 12655)]