83120560

素因数分解:

$2^4\times 5^1\times {\mathrm{1039007}}^1$

素因数の和:1039020

約数の個数: 20

約数和(自身を含む): 193255488

約数和(自身を除く): 110134928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1039007, 2078014, 4156028, 5195035, 8312056, 10390070, 16624112, 20780140, 41560280, 83120560]

約数ペア:

[(1, 83120560), (2, 41560280), (4, 20780140), (5, 16624112), (8, 10390070), (10, 8312056), (16, 5195035), (20, 4156028), (40, 2078014), (80, 1039007)]