78899680

素因数分解:

$2^5\times 5^1\times {\mathrm{493123}}^1$

素因数の和:493138

約数の個数: 24

約数和(自身を含む): 186400872

約数和(自身を除く): 107501192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 493123, 986246, 1972492, 2465615, 3944984, 4931230, 7889968, 9862460, 15779936, 19724920, 39449840, 78899680]

約数ペア:

[(1, 78899680), (2, 39449840), (4, 19724920), (5, 15779936), (8, 9862460), (10, 7889968), (16, 4931230), (20, 3944984), (32, 2465615), (40, 1972492), (80, 986246), (160, 493123)]