80885510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{260921}}^1$

素因数の和:260959

約数の個数: 16

約数和(自身を含む): 150291072

約数和(自身を除く): 69405562

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 260921, 521842, 1304605, 2609210, 8088551, 16177102, 40442755, 80885510]

約数ペア:

[(1, 80885510), (2, 40442755), (5, 16177102), (10, 8088551), (31, 2609210), (62, 1304605), (155, 521842), (310, 260921)]