90577884080

素因数分解:

$2^4\times 5^1\times {\mathrm{1132223551}}^1$

素因数の和:1132223564

約数の個数: 20

約数和(自身を含む): 210593580672

約数和(自身を除く): 120015696592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1132223551, 2264447102, 4528894204, 5661117755, 9057788408, 11322235510, 18115576816, 22644471020, 45288942040, 90577884080]

約数ペア:

[(1, 90577884080), (2, 45288942040), (4, 22644471020), (5, 18115576816), (8, 11322235510), (10, 9057788408), (16, 5661117755), (20, 4528894204), (40, 2264447102), (80, 1132223551)]