85409440

素因数分解:

$2^5\times 5^1\times {\mathrm{533809}}^1$

素因数の和:533824

約数の個数: 24

約数和(自身を含む): 201780180

約数和(自身を除く): 116370740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 533809, 1067618, 2135236, 2669045, 4270472, 5338090, 8540944, 10676180, 17081888, 21352360, 42704720, 85409440]

約数ペア:

[(1, 85409440), (2, 42704720), (4, 21352360), (5, 17081888), (8, 10676180), (10, 8540944), (16, 5338090), (20, 4270472), (32, 2669045), (40, 2135236), (80, 1067618), (160, 533809)]