31894300

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1619}}^1$

素因数の和:1830

約数の個数: 36

約数和(自身を含む): 69604920

約数和(自身を除く): 37710620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1619, 1970, 3238, 3940, 4925, 6476, 8095, 9850, 16190, 19700, 32380, 40475, 80950, 161900, 318943, 637886, 1275772, 1594715, 3189430, 6378860, 7973575, 15947150, 31894300]

約数ペア:

[(1, 31894300), (2, 15947150), (4, 7973575), (5, 6378860), (10, 3189430), (20, 1594715), (25, 1275772), (50, 637886), (100, 318943), (197, 161900), (394, 80950), (788, 40475), (985, 32380), (1619, 19700), (1970, 16190), (3238, 9850), (3940, 8095), (4925, 6476)]