72638215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{30203}}^1$

素因数の和:30258

約数の個数: 16

約数和(自身を含む): 96411168

約数和(自身を除く): 23772953

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 30203, 151015, 392639, 1117511, 1963195, 5587555, 14527643, 72638215]

約数ペア:

[(1, 72638215), (5, 14527643), (13, 5587555), (37, 1963195), (65, 1117511), (185, 392639), (481, 151015), (2405, 30203)]