80471815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{3001}}^1$

素因数の和:3210

約数の個数: 16

約数和(自身を含む): 100290816

約数和(自身を除く): 19819001

約数列:

[1, 5, 31, 155, 173, 865, 3001, 5363, 15005, 26815, 93031, 465155, 519173, 2595865, 16094363, 80471815]

約数ペア:

[(1, 80471815), (5, 16094363), (31, 2595865), (155, 519173), (173, 465155), (865, 93031), (3001, 26815), (5363, 15005)]