83261560

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5351}}^1$

素因数の和:5751

約数の個数: 32

約数和(自身を含む): 187855200

約数和(自身を除く): 104593640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3890, 5351, 7780, 10702, 15560, 21404, 26755, 42808, 53510, 107020, 214040, 2081539, 4163078, 8326156, 10407695, 16652312, 20815390, 41630780, 83261560]

約数ペア:

[(1, 83261560), (2, 41630780), (4, 20815390), (5, 16652312), (8, 10407695), (10, 8326156), (20, 4163078), (40, 2081539), (389, 214040), (778, 107020), (1556, 53510), (1945, 42808), (3112, 26755), (3890, 21404), (5351, 15560), (7780, 10702)]