80320045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{1409}}^1$

素因数の和:2304

約数の個数: 16

約数和(自身を含む): 103990320

約数和(自身を除く): 23670275

約数列:

[1, 5, 13, 65, 877, 1409, 4385, 7045, 11401, 18317, 57005, 91585, 1235693, 6178465, 16064009, 80320045]

約数ペア:

[(1, 80320045), (5, 16064009), (13, 6178465), (65, 1235693), (877, 91585), (1409, 57005), (4385, 18317), (7045, 11401)]