80377808

素因数分解:

$2^4\times 7^1\times {\mathrm{717659}}^1$

素因数の和:717674

約数の個数: 20

約数和(自身を含む): 177979680

約数和(自身を除く): 97601872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 717659, 1435318, 2870636, 5023613, 5741272, 10047226, 11482544, 20094452, 40188904, 80377808]

約数ペア:

[(1, 80377808), (2, 40188904), (4, 20094452), (7, 11482544), (8, 10047226), (14, 5741272), (16, 5023613), (28, 2870636), (56, 1435318), (112, 717659)]