80623120

素因数分解:

$2^4\times 5^1\times {\mathrm{1007789}}^1$

素因数の和:1007802

約数の個数: 20

約数和(自身を含む): 187448940

約数和(自身を除く): 106825820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1007789, 2015578, 4031156, 5038945, 8062312, 10077890, 16124624, 20155780, 40311560, 80623120]

約数ペア:

[(1, 80623120), (2, 40311560), (4, 20155780), (5, 16124624), (8, 10077890), (10, 8062312), (16, 5038945), (20, 4031156), (40, 2015578), (80, 1007789)]