162920810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40427}}^1$

素因数の和:40478

約数の個数: 32

約数和(自身を含む): 326011392

約数和(自身を除く): 163090582

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 40427, 80854, 202135, 404270, 525551, 1051102, 1253237, 2506474, 2627755, 5255510, 6266185, 12532370, 16292081, 32584162, 81460405, 162920810]

約数ペア:

[(1, 162920810), (2, 81460405), (5, 32584162), (10, 16292081), (13, 12532370), (26, 6266185), (31, 5255510), (62, 2627755), (65, 2506474), (130, 1253237), (155, 1051102), (310, 525551), (403, 404270), (806, 202135), (2015, 80854), (4030, 40427)]