65780065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{10433}}^1$

素因数の和:10548

約数の個数: 16

約数和(自身を含む): 85892688

約数和(自身を除く): 20112623

約数列:

[1, 5, 13, 65, 97, 485, 1261, 6305, 10433, 52165, 135629, 678145, 1012001, 5060005, 13156013, 65780065]

約数ペア:

[(1, 65780065), (5, 13156013), (13, 5060005), (65, 1012001), (97, 678145), (485, 135629), (1261, 52165), (6305, 10433)]