79181650

素因数分解:

$2^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{3989}}^1$

素因数の和:4398

約数の個数: 24

約数和(自身を含む): 147685860

約数和(自身を除く): 68504210

約数列:

[1, 2, 5, 10, 25, 50, 397, 794, 1985, 3970, 3989, 7978, 9925, 19850, 19945, 39890, 99725, 199450, 1583633, 3167266, 7918165, 15836330, 39590825, 79181650]

約数ペア:

[(1, 79181650), (2, 39590825), (5, 15836330), (10, 7918165), (25, 3167266), (50, 1583633), (397, 199450), (794, 99725), (1985, 39890), (3970, 19945), (3989, 19850), (7978, 9925)]