78088760

素因数分解:

$2^3\times 5^1\times {\mathrm{1952219}}^1$

素因数の和:1952230

約数の個数: 16

約数和(自身を含む): 175699800

約数和(自身を除く): 97611040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1952219, 3904438, 7808876, 9761095, 15617752, 19522190, 39044380, 78088760]

約数ペア:

[(1, 78088760), (2, 39044380), (4, 19522190), (5, 15617752), (8, 9761095), (10, 7808876), (20, 3904438), (40, 1952219)]